Full spec list
Everything built into Sazlo.
333 features in 13 areas, every one built and running. Search it, jump to an area, or see it next to Discord, Slack, Stoat and TeamSpeak. Checked October 15, 2026.
Where it runs
- Web
- sazlo.app in any modern browser, installable as an app with a share target and shortcuts.
- Desktop
- macOS, Windows and Linux, with tray, launch at sign in, zoom, game detection and updates.
- iOS and Android
- The full app, with push, the phone's call screen, widgets, contacts and over-the-air updates. Coming soon to the App Store and Google Play.
- Developers
- A public API, OAuth, webhooks, a bot API, an SDK, a command line tool and an MCP server.
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333 features in 13 areas
Spaces and rooms
A space is a community. Rooms are where it talks, grouped into sections, folders and sides.
37 features, 4 groups
Rooms
- Room kinds
- Text, voice, stage, forum and media rooms, plus announcement rooms only some people can post in.
- Purpose rooms
- Rules, welcome, links, FAQ, updates and introductions rooms that open on a page made for the job.
- Sections and folders
- Group rooms into sections, and fold some of a section's rooms into folders that open and close.
- Sides
- Named groups of sections, like Community and Team, each opened to the roles you pick, with a switcher under the space name.
- Drag and drop
- Move rooms, sections and spaces on the rail with a mouse or pen. Everything else has a menu.
- Slow mode
- Up to six hours between messages, per room, thread or forum post.
- Archive
- An archived room stays readable and stops taking new messages.
- Duplicate
- Copy a room with its settings, tags and permissions, or a role with its permissions and look.
- Spoiler rooms
- Blur every message in a room until it is tapped.
- Join to create voice
- A hub voice room that makes each person their own room and cleans it up when it empties.
- User limits
- Cap a voice room at 1 to 99 people.
- Age gates
- Mark a room 16+ or 18+, or a whole space 18+. Nobody under it gets in, owners included.
Roles and permissions
- Roles
- Colors, gradients, holographic names, icons, emoji or pictures, hoisted groups, mentionable and self-assignable roles.
- Presets
- Gaming, Business, Class, Community and Studio role sets in one click.
- Fine permissions
- Over 50 permissions, among them separate bits for threads, polls, stickers, voice messages, external emoji and sounds, events and slow mode bypass.
- Room and section overrides
- Set access per role or person on a room, or once on a section for every room in it.
- Access check
- Pick a person and a room and see every permission with the steps that decided it. View the space as any role or person. Find overrides that do nothing.
- Linked roles
- Roles people claim by linking an account, or by a value a bot keeps.
- Role experiences
- A role decides where new holders land, which rooms they see pinned, folded or hidden and their notification level.
- Name tags
- A space's short tag that members can wear everywhere.
Running a space
- Blueprints
- Start from Studio, Friends, Class, Gaming, Business, Creator, School, Club or Open source, or add one to a space you already have.
- Change history with undo
- Every change to rooms, sections, roles and permissions for 90 days, field by field, with Undo.
- Backups and restore
- Daily and manual backups of the space's whole shape, a dry run before any restore, and new spaces started from a backup file.
- Template links
- Share your space's structure, never its messages or people, as a link anyone can start a space from.
- Terminology
- Call your people members, players, students, fans, crew or your own word, in every list.
- Guests
- Invite someone to a few rooms for up to a year, with nothing else in the space open to them.
- Shared rooms
- Offer a room to another space. Its people join that one room without joining yours.
- Succession
- Name up to three successors who get the space if the owner's account is deleted.
- Invites
- Expiry, use limits, a landing room, a free vanity link, a splash image, and a live list with Revoke.
- New member to-dos
- Up to five to-dos on Home that tick themselves as new people get going.
- Onboarding questions
- Up to five questions whose answers give roles and pin rooms.
- Verified spaces
- A seal on spaces Sazlo checked are who they say they are.
- System messages
- Join and boost lines in the room you pick, with a Say hi button.
Your own view
- My Sazlo
- Pin rooms, hide rooms, make your own folders and star favorites across spaces. Synced on every device, never seen by anyone else.
- Space folders on the rail
- Drag a space onto another to make a folder, then name and color it.
- Hide muted rooms
- Muted rooms leave the list until they mention you.
- Section menus
- Mark a section as read, mute it or give it its own notification settings.
Messages and conversations
Everything you write, in rooms, threads, forums and direct conversations.
43 features, 5 groups
Writing
- Markdown
- Bold, italics, underline, strike, code blocks with highlighting, quotes, spoilers, headings, small text, lists, named links and timestamps in the reader's time zone.
- Formatting bar
- Bold, Italic, Strike, Code, Quote, Spoiler and Link, with keyboard shortcuts, and formatting shown as you type.
- Mentions
- People, roles, rooms, @everyone and @here, games and app commands.
- Emoji
- Every standard emoji, your space's own emoji, skin tones, :shortcodes:, favorites and recents that follow your account.
- Stickers
- 12 built-in packs, your space's own stickers, community packs and suggestions while you type.
- GIFs
- Search and send GIFs from KLIPY, with favorites saved to your account.
- Sounds in messages
- Drop a soundboard sound into a message as a chip anyone can play.
- Files
- Drop, paste or attach files with progress and Cancel, mosaics for pictures, descriptions, spoilers and previews for text and code files.
- Draw on pictures
- Draw and add text on a picture before you send it, or Remix someone's picture into a reply.
- Voice messages
- Record up to five minutes and send it with a waveform you can scrub.
- Clips
- Post short video or audio clips, trimmed before you share, with a feed and highlights per space.
- Polls
- Up to 10 answers with icons, several choices, anonymous or hidden results, quizzes, added answers and a timer.
- Scheduled messages
- Write now, send up to a year later.
- Silent messages
- Start with @silent, or forward silently, and nobody gets pinged.
- Read aloud
- /tts messages and Read aloud on any message, at the speed you choose.
- Commands
- /me, /shrug, /tableflip, /gif, /nick, /thread, /msg, /poll and moderation commands like /kick, /ban and /timeout.
- Sending that survives
- Messages show at once, queue while you are offline and retry without ever landing twice.
- Long messages
- Past 4,000 characters, send the whole thing as a text file.
Reading
- Replies, threads and forwards
- Reply and jump back, start public or private threads, and forward to up to five places with a comment.
- Reactions
- Any emoji, your space's own, and super reactions with a burst, 10 a day. See who reacted to anything.
- Link previews
- Cards with pictures for links, YouTube and Twitch playing in place, and a warning on masked links.
- Unread
- A New line, an N new messages since banner, Mark unread, and catching up after reconnecting.
- Edit history
- See every version of an edited message, including files taken off.
- Pins and saved
- Up to 250 pins per room. Save any message for later, with a reminder when you want one.
- Bookmarks
- Up to 20 links, rooms, messages or docs pinned in a bar under the room header.
- Docs
- Shared Markdown documents in a room, with revisions, restore and conflict handling.
- Topics
- Tag messages with a topic and read a room one topic at a time.
- Translate
- Translate a message into your language when the space turns it on.
- Copy image
- Copy the picture itself, not just its address.
Forums and broadcasts
- Forum rooms
- Posts with titles and up to 5 tags, solved and locked marks, search, a list or gallery layout and a default reaction.
- Media rooms
- A gallery of pictures and videos, newest first, with an option to hide download buttons.
- Follow a room
- Follow another space's announcement room into one of yours and get each post as it is published.
Direct and group conversations
- Direct messages
- One to one with friends or people you share a space with, with typing, read receipts you can turn off and pins.
- Groups
- Up to 10 people, a name and picture, an owner, invite links and Add people from a one to one conversation.
- Message requests
- First messages from people who are not friends wait under Requests, with Accept, Ignore and Block.
- Spam folder
- Rule-based scoring, never a model, sends likely spam to its own folder.
- End to end encryption
- Turn it on for a direct or group conversation. Text, files and voice messages are encrypted on your device, with safety numbers to compare.
- Close and mute
- Close a conversation until something new arrives, or mute it.
Finding things
- Search
- Search a space or your conversations with filters for who, where, when, and has link, file, image, video, sound, poll and more.
- Search everything
- Rooms, people, messages, files, tasks, docs and events in one box, with phrases like files from last week by Dean.
- Inbox
- Mentions, replies, threads, direct messages and saved messages from every space in one place.
- Catch Up
- After four hours away: what happened, who joined, pins, polls and the most popular messages, with an optional AI summary.
- Command palette
- Ctrl or Cmd+K for rooms, spaces, people and actions, with a shortcuts sheet and keys you can rebind.
Accounts and people
One account across every space, with a profile you control field by field.
34 features, 5 groups
Signing in and security
- Passkeys
- Sign in with a passkey on the web and phones.
- QR sign in
- Scan a code on a computer with your phone to sign in there.
- Two-step sign in
- An authenticator app with recovery codes, required for moderators where a space asks.
- Sessions
- See where you are signed in and sign out any of them.
- Sign in alerts
- An email when you sign in from somewhere new, without keeping your address.
- Several accounts
- Up to five accounts on one device, switched from your picture.
- Change email and handle
- Move your account to a new email, or change your handle with the old one held for you for 14 days.
- Your data
- Download your data, turn your account off, or delete it with 14 days to change your mind.
Profiles
- Profile
- Picture, banner, card colors, bio, pronouns, links, time zone and moving pictures with Plus.
- Who sees what
- Every field and block has its own audience: everyone, people in a space with you, friends, close friends or only you.
- Profile blocks
- Now, Ask me about, a showcase, availability, name pronunciation, favorite games, Want to play and Currently playing.
- Per-space profiles
- A different nickname, picture, banner and bio in each space.
- You and them
- Mutual spaces, mutual friends and what you have in common.
- Badges
- Founding member, levels, Booster, quests and roles, earned in a space.
- Connections
- Steam, Xbox, Riot, GitHub, Twitch, YouTube, Spotify, Reddit, Battle.net, Epic, TikTok, X, Bluesky, Mastodon, your domain and more.
- Private notes
- A note about anyone that only you see.
Friends and presence
- Friends
- Requests by handle, with a note, or a friend link or QR code. Choose who may ask: everyone, shared spaces, friends of friends or nobody.
- Close friends and followers
- A private close friends list, and followers if you want them, off by default.
- Friend nicknames
- A private name for a friend that only you see.
- Find friends from contacts
- On phones, matched by hashed numbers and emails, and only with people who turned it on.
- Status
- Active, Away, Do not disturb, Working, Gaming and Invisible, with a line of text, an icon and a clear time.
- Automatic idle
- Show as idle after the minutes you choose without input.
- Rich presence
- Playing, Listening, Watching and more, from Spotify, apps, desktop game detection or set by hand.
- Presence by space
- Appear offline in some spaces, or hide what you are doing in them.
- Block and ignore
- Block someone, or quietly ignore them so they stop counting toward anything.
Age and family
- Age range, not ID
- Tell Sazlo your age range. No birth date kept, no ID and no face scan.
- Family Center
- A teen links a parent or guardian, who sees who they spend time with, never what they say.
Your devices
- Settings search
- Find any setting by name.
- Streamer mode
- Hide personal info, invite links, sounds and alerts, and on desktop hide Sazlo from screen captures.
- Developer mode
- Copy ID on spaces, rooms, messages and people.
- Trusted domains
- Skip the link warning for domains you trust.
- Your year
- A private recap of your year each December and January, shared only if you choose.
- What's new
- The latest changes, inside Settings.
- Languages
- English and Spanish.
Home, Discover and public pages
Every space gets a front page, and listed spaces can be found and read before anyone joins.
26 features, 4 groups
A space's Home
- Block Home
- Up to 30 blocks: hero, text, rooms, links, rules, images, columns, stats, dividers and custom code, each with its own width, height and style.
- Live blocks
- A room feed you can reply in, What's happening, pins, a gallery, open polls, forum posts, new people, who is in voice and online, and events.
- Custom page
- Your own HTML, CSS and JavaScript in a sandbox, with a bridge for counts, rooms, unread marks, events and actions.
- Visual editor
- Click words to type, swap pictures, point links, move sections and change colors and fonts, with Undo and Redo. Code is one tab away.
- Match my website
- Theme Home from your own site's colors and fonts.
- Build with AI
- Opens Claude or ChatGPT with a ready prompt for your Home. Sazlo never calls a model for this.
- Home's rooms
- Fold up to 25 rooms under Home, show them as tabs, and pick whether the space opens on Home or its first room.
- Chat or Feed
- Show any text room as chat or as a feed of full width posts.
- Space stats
- Up to six live numbers under the space name, like online, members, in voice or a member goal, with no counter rooms.
- Get started
- A short checklist for the owner of a new space.
- Starter templates
- Studio, Friends and Class spaces start with sections, rooms, a role and a description.
Discover
- Browse and search
- Featured, Popular games, your games and interests, Recently active, New and noteworthy, Growing fast and Trending, with every number a real count.
- For you
- Ranked by the interests you pick, the topics spaces choose and how many people you already share a space with.
- Topics
- 17 interests, built-in topics, Steam and App Store games with covers, and topics anyone can type, which go public once several real spaces use them.
- Trending games
- The games people on Sazlo played most this week, counted per day and never stored per person.
- Live stages
- Stages with people on them now, busiest first.
- Space language
- A space can say the language it speaks, and Discover can filter by it.
- Look inside
- Read a listed space's open rooms before joining. Owners can turn it off.
- Similar spaces
- Spaces like the one you are looking at, from shared topics and interests.
- One step listing
- List a space with its interests, topics and description from one prompt with a live card preview.
Public pages
- Space pages
- A public page for every listed space at sazlo.app/s, readable signed out, with Join.
- Community pages
- Pages per interest and topic, like a game's communities on Sazlo, with share images and a sitemap.
- Embeddable widget
- A card with the space's name, icon, member and online counts and Join, for any website. Off until a manager turns it on, and it never lists people.
- Invite previews
- An invite shows the description, rules, similar spaces and who is in voice right now before you join.
Your Home
- Home
- A greeting, what is waiting, Jump back in, Recent conversations, Favorites, Upcoming and For you.
- Start for new people
- Create, Join with an invite, Discover and bring a server, for someone with no spaces yet.
Moving from Discord and Slack
Bring a community over with its history, or keep Discord and Sazlo talking both ways.
12 features, 2 groups
Imports
- Discord import
- Sections, rooms, threads, every message, pictures, files, roles, permissions and events, through the Sazlo bot. Resumable, and safe to run again.
- Fill an existing space
- Import into a space you already run. Rooms and sections with the same name merge.
- Counter channels become stats
- Discord's member and online counter channels turn into live space stats instead of rooms.
- Home picked for you
- Rules, welcome, news and announcement rooms fold under Home.
- Account linking
- Link your Discord account and every message you wrote moves to your Sazlo account, with your roles.
- Removal on request
- Anyone can hide their own imported messages, and moderators can remove one imported person's messages.
- Slack import
- Upload a Slack export: public channels, threads, reactions, edits, canvases as docs and lists as tasks. Private channels and DMs are always skipped.
The Discord bridge
- Both ways, per room
- Pair a Sazlo room with a Discord channel, one way or both, with edits, files, reactions and typing.
- Faithful messages
- Mentions, roles, room links, custom emoji, standard emoji, stickers, polls, replies and forwards translate both ways.
- Discord numbers
- Show the Discord server's own counts beside Sazlo's, or added together.
- /sazlo in Discord
- Status, link a room, post the invite, and close or reopen the server, for linked Administrators.
- Close Discord
- When the move is done, close the Discord server to everyone but the bot, and reopen it with every permission put back.
Payments, Plus and shops
Spaces can earn through Stripe. People can get Sazlo Plus. Nothing that keeps people safe is ever paywalled.
21 features, 3 groups
For spaces
- Payouts
- Connect a Stripe account. The owner sees Sazlo's fee and Stripe's processing as separate parts of every sale.
- Price to join
- Charge once to join a space.
- Paid rooms
- Lock a room behind a one-time price.
- Monthly tiers
- Up to 10 tiers, each giving a role, with a grace period after a failed payment.
- Space shop
- Sell roles, downloadable files or codes, with pictures, stock and a For sale switch.
- Ledger and refunds
- Every sale in one list, refunds that take access back, and disputes that freeze it until they close.
- Boosts
- Levels at 2, 7 and 14 boosts raise upload size, emoji and sticker caps and voice quality.
Sazlo Plus
- Price
- $6.99 a month or $69.99 a year.
- Bigger uploads
- Up to 100 MiB everywhere, direct conversations included.
- Your emoji everywhere
- Your spaces' emoji and stickers in any space and conversation.
- More super reactions
- 200 a day instead of 10.
- Better screen share
- Up to 1440p at 60 frames a second.
- Name styles and badge
- Six name styles and an optional badge, off by default.
- Entrance sound
- One entrance sound for every space that allows them.
- Included boost
- One space boost that you can move once a week.
- Moving pictures
- Animated profile pictures, banners and per-space images.
- More AI
- Five times the daily AI allowance.
- App icons and themes
- Five alternate app icons and six more app themes.
- Gifts
- Gift 1, 3 or 12 months with a link.
Cosmetics and points
- Cosmetics shop
- Avatar decorations, profile effects and nameplates, yours for good once bought. Plus gets 20% off and a collection included.
- Sazlo points
- Earned from quests and spent on cosmetics. Points never turn into money.
Voice, video and calls
Voice rooms, stages and calls in any conversation, with every quality and tuning choice free.
40 features, 5 groups
Rooms and calls
- Voice rooms
- Join and leave in one click, with who is in each room shown in the room list and a chat beside the call.
- Huddles
- Start a call in any text room.
- Direct and group calls
- Calls in conversations ring with a banner and leave a call row: missed, how long, Join and Call back.
- End to end encrypted calls
- Direct and group calls are encrypted end to end when every app in them can, with a verification code everyone can read out.
- Stages
- Speakers and listeners, a stage topic, raised hands, Invite to speak, and Notify everyone when it starts.
- Camera and screen share
- Tiles sized to the call, focus and full screen, screen share with sound, zoom and pan, and picture in picture.
- Watch on your terms
- A shared screen downloads only when you choose Watch, with a live preview first and a watching count for the sharer.
- Ring again
- Ring one person or everyone who is not in the call yet.
- Invite to voice
- Ask up to 10 people from the space into the call you are in.
- Status line and hang status
- A line for the room's call and a personal status while you are in voice, like Gaming or Be right back.
- Call reactions
- Emoji that float over your tile for a few seconds.
- Join to create
- A hub that makes each person their own voice room.
- Idle room
- Move people who go quiet to an idle room after the time you set.
Sound and quality
- Noise suppression
- Off, Standard or Strong. Strong runs RNNoise on your device, on the web and on phones. Nothing leaves your device and nothing is paid.
- Input sensitivity
- Pick it for me, or set your own threshold with a meter.
- Push to talk
- A key on the web, hotkeys anywhere on desktop and a Talk button on phones, with a release delay.
- Volumes
- Input, output and soundboard volume, plus 0 to 200% per person, for you only.
- Attenuation
- Turn shared screen sound and sounds down while people talk. Voices are never turned down.
- Voice filters
- Deeper, Higher, Robot or Radio, applied on your device.
- Camera backgrounds
- Blur, five built-in pictures or your own, on the web and on phones.
- Camera test and mirror
- Test your camera, mirror your own view and check it before it goes live.
- Screen share quality
- Up to Source resolution and 60 frames a second for everyone.
- Room bitrate and video quality
- Set per voice room by people who manage rooms.
- Connection details
- A quality bar with ping and packet loss.
- You are muted
- A notice when you talk while muted.
- Hide video and mute sounds per person
- Stop downloading someone's video or hearing their sounds, on your device only.
Together in a call
- Listen together
- A shared queue of YouTube, SoundCloud and radio stations, in voice rooms and conversation calls, played in each person's own player.
- Activities
- Sketch board, Quick trivia and Four in a row, plus apps a space adds. Saved so a game picks up where it stopped.
- Soundboard
- Up to 30 sounds per space, more with boosts, six built-in sounds, favorites, and sounds from your other spaces where allowed.
- Entrance sounds
- A sound that plays when you join a space's voice, which a space can turn off.
- Recording with consent
- A room or call records only when everyone in it agrees. Anyone can stop agreeing, and files are kept 30 days by default.
Moderation in voice
- Mute, deafen, move and disconnect
- For everyone, by people with the matching permission and rank.
- Priority speaker
- Everyone else is turned down while they talk.
- Voice activity
- Take it away to require push to talk in a room.
On phones and desktop
- The phone's call screen
- Calls ring on CallKit and Android's call screen, on the lock screen and with Sazlo closed, and stop everywhere once answered.
- Live Activity
- On iOS, the call on the Lock Screen and in the Dynamic Island.
- Share from a phone
- Share your phone's screen in a call.
- Picture in picture
- The speaker or shared screen keeps showing when you leave the app.
- Hotkeys anywhere
- Push to talk, mute and deafen while another app has focus, in the desktop app.
- In-game overlay
- Who is in the call and who is talking, over windowed and borderless games, in the desktop app.
Notifications
Hear about what matters and nothing else, on every device, with settings that follow your account.
17 features, 2 groups
Where alerts land
- Inbox
- All, Mentions, Replies, Threads, Unreads and Saved in one place, updated live.
- Push
- Web push, iOS and Android, with Reply and Mark as read right from the notification.
- Phones wait while you are at a computer
- Phone pushes hold back while you use Sazlo on the web or desktop, for as long as you choose.
- In-app banners
- A banner with the person's picture while the app is open, so nothing alerts twice.
- Badges
- Unread counts on the app icon, the dock or taskbar and the browser tab.
- Missed messages email
- One short email a day at most when you have been away, saying who wrote and where, never what they said.
- Read aloud
- Have new messages read out in the room you are in, or everywhere.
Control
- Levels and mutes
- All messages, Only mentions or Nothing, with a mute, per space, section, room and thread.
- What notifies you
- A bell and push switch for every kind of notification.
- Quiet hours
- A weekly schedule when pushes hold back and the Inbox still collects.
- Priority people
- Up to 20 people whose messages and mentions get through quiet hours and do not disturb.
- Keyword alerts
- Up to 25 words or phrases that alert you when they come up.
- Mention filters
- Suppress @everyone, @here and role mentions per space, and filter the Mentions tab.
- Quieter spaces
- Suppress highlights, mute new events or turn off phone pushes for one space.
- Reaction and friend alerts
- Choose whether reactions notify you and whether to hear when a friend comes online.
- Sazlo sounds
- A switch and a preview for every sound Sazlo makes.
- Message reminders
- Remind yourself about a message at a time you pick.
Moderation and safety
Tools that stop trouble before it spreads, and safety that never costs money.
26 features, 4 groups
Auto filters
- Basic filters
- Blocked words, links, invite links and a mention cap.
- Filter rules
- Up to 25 rules: words with wildcards, regular expressions, mention spam, links, invites, repeated messages and names.
- Sazlo's word lists
- Swearing, sexual content and slurs, with allowed words for anything caught wrongly.
- Actions
- Block with your own message, alert a room, time out or quarantine, per rule, with roles and rooms left out.
- Test a message
- See what a message or name would trip before saving.
Protecting a space
- Safety limits
- On by default: if one person or their bot deletes or removes too much too fast, Sazlo stops them, takes their risky roles and tells the owner.
- Raid protection
- Alerts for join spikes, mention raids and direct message raids, with automatic pauses.
- Pause joins or DMs
- Stop new joins, or direct messages between members, for 1 to 24 hours.
- Verification levels
- Require a verified email, an account age or time in the space before posting.
- Rules screening
- New members accept the rules before they can post.
- Applications
- Up to 5 questions people answer to join, reviewed by your team.
- Suspected spammer flag
- Rules based, shown only to moderators, never on a profile.
- Two-step sign in for moderators
- Moderation powers work only for moderators with two-step sign in on.
- Sensitive media
- Pictures and videos checked on your own device, never on a server, then shown, blurred or blocked by your choice.
Moderating
- Member view
- One member's join, account age, roles, recent messages, history and reports in one place.
- Review and act
- Filter members by join date, account age, role or invite, then act on up to 200 at once.
- Timeouts, removals and bans
- From menus or with /kick, /ban and /timeout, with message cleanup from an hour to 7 days.
- Bulk delete
- Delete up to 100 messages at once.
- Reports queue
- Reports from members that never name the reporter.
- Prune
- Preview and remove members who have not posted in a while.
- Audit log
- Every change, with filters by kind and person.
Your account
- Report to Sazlo
- Report a person, message or space to Sazlo's staff, with a snapshot kept so edits and deletes do not erase it.
- Standing and appeals
- See any action on your account with its reason, and appeal once.
- Teen safety notices
- A notice when someone a teen does not know messages them.
- Help
- Send feedback or report a bug with a screenshot, and read every reply.
- Rate limits and hardening
- Limits on sign in attempts, reports, uploads and more, and strict security headers.
Community tools
Events, forms, courses, tournaments, tasks and projects, built into the space instead of bolted on with bots.
32 features, 7 groups
Events
- Events
- A voice room, a room, a place or an online link, with a cover, co-hosts and a start and end.
- Repeats
- Weekly or monthly in the event's own time zone, so 6 pm stays 6 pm across daylight saving.
- One date at a time
- Skip one date of a repeat, or change its title, time or description, and answer for one date or every date.
- Going, interested, not going
- With a limit on places and a waitlist that moves people up in order, with a push.
- Reminders
- 15 minutes, an hour or a day before, picked by each person.
- Calendars
- Add to calendar for one event, or a private feed of a whole space for any calendar app.
- Start, end and cancel
- Start early, end now, or cancel with a reason that tells everyone going.
- Announce
- Post a new event into a room as you make it.
Forms
- Forms
- Up to 15 questions: short and long text, numbers, single and multiple choice, dates, a person or a room in the space.
- Review
- A reviewers role approves or declines each answer with a note.
- Open anywhere
- From a bot button, a bot command, a room's menu or the / list in the composer.
- Bot triggers
- A sent or reviewed form can start a bot, such as giving a role on approval.
Courses
- Courses
- Modules and lessons in Markdown with files and video, published when ready.
- Quizzes
- Up to 10 questions per lesson, graded on the server, with explanations and a pass mark.
- Pacing
- Lessons in order, or opening a set number of days after someone starts.
- Gates and completion
- Limit a course to a role or a paid tier, and give a role and post a message when someone finishes.
- Progress
- Per lesson completion and quiz results for the people who teach.
Tournaments and teams
- Formats
- Single elimination, double elimination with an optional grand final reset, and round robin, for 2 to 128 entries.
- Teams
- Up to 200 per space, with a captain, players, subs, a picture and an optional linked role.
- Sign up and check in
- Sign-ups, a check-in window and seeding by order, at random or by hand.
- Matches
- Either side reports, the other confirms or disputes, hosts settle it, and winners move on by themselves.
- Match rooms
- A room per match, archived when it is done.
Getting work done
- Tasks in rooms
- A board or list per room with To do, Doing and Done, assignees, due dates and labels.
- Make a task
- Turn any message into a task. Tasks assigned to you and due soon land in your notifications.
- Projects
- Gather rooms, docs, events, tasks and files under one project, by reference, never by copy.
Insights and advice
- Insights
- Messages, posters, joins and leaves per day, and per room activity, over 7, 30 or 90 days.
- Private by design
- No person is ever named, counts under 5 are withheld, and search text is never stored.
- Organization advice
- Idle rooms, near duplicate names, empty sections and risky roles, each with a one click fix you can undo.
Quests and points
- Quests
- Goals people accept and claim once, from Sazlo or from a space: voice time, messages, events, courses, activities.
- Rewards
- Badges, cosmetics and shop items. Never cash, never a paid currency.
- Sazlo points
- Earned from Sazlo quests, spent only on profile cosmetics. No cash value, cannot be bought or sold.
- No tracking
- A sponsor is a line of text. No targeting, no pixels, no data shared. Suggestions can be turned off.
Bots, apps and AI
Build bots without code, add apps from a reviewed directory, and use AI only where a space turns it on, with its own key.
21 features, 4 groups
Bots without code
- Rule based bots
- Up to 25 per space, each with up to 50 rules: when something happens, only if, then do this.
- Templates
- Moderation, logs, word guard, verification, welcome, auto roles, reaction roles, levels, giveaways, birthdays, suggestions, tickets, reminders, counting, trivia, coins and more.
- Workflow view
- See each rule as connected cards, check it and dry run it before saving.
- Buttons, menus and forms
- Bots post buttons and select menus, open forms and modals, and answer typed commands with checked options.
Apps
- App directory
- Search, categories and featured apps, each with what it can access spelled out in plain words before you add it.
- Reviewed listings
- Developers submit listings with screenshots, and each is reviewed before it shows.
- Apps for you
- Some apps add to your own account, with commands in every message box whose answers only you see.
- App launcher
- An Apps button beside the message box lists every command that works in the room.
- Activities in calls
- Apps can add sandboxed activities that run in calls and stages, beside Sazlo's own.
AI
- Bring your own key
- A space adds its own Anthropic or OpenAI key, sealed and never shown again. Off unless a space turns it on.
- Translate
- Translate a message into your language. Never stored.
- Ask this space
- Ask a question and get an answer with numbered sources from the messages, tasks and docs you can see.
- Catch up
- After time away, a summary of what happened, with an AI summary when the space has it on.
- Personas
- AI members with a name, picture and instructions that answer in the rooms you choose.
- Build with AI
- Describe a look, open it in Claude or ChatGPT, paste the reply back and preview it before it applies.
Integrations and developers
- Webhooks
- Post into rooms with your own name and picture per message, files, threads and forum posts, and edit or delete what you sent.
- GitHub
- Pushes, pull requests and issues posted as cards, filtered by event and branch.
- RSS and Atom
- Feeds posted into a room as they update.
- Developer platform
- OAuth apps with teams and roles, personal tokens with scopes, event subscriptions and a bot API.
- Connect an AI tool
- Give Claude Code, Codex, Cursor, Claude or ChatGPT scoped, expiring access through Sazlo's MCP server.
- Command line
- The sazlo command line tool, a plain client of the public API.
Look and feel
Your theme follows you to every device, and every space can look like itself without hurting readability.
13 features, 3 groups
Yours
- Themes
- Sazlo, Slate, Pitch, Contrast and Mist, and six more with Sazlo Plus, saved to your account.
- Match this device
- A light device shows Mist, a dark one your theme, changing live.
- Density
- Comfortable or Compact, and the space between message groups.
- Chat settings
- When GIFs and animated emoji play, emoticon conversion, link previews, inline media, spoilers, a 12 or 24 hour clock and your double tap reaction.
- Language
- English or Spanish (Latin America), per device. What people write is never translated.
Accessibility
- Text size
- Chat text from 85 to 150 percent, on top of the system's own size.
- Reading
- An easier reading font with extra spacing, always underlined links and role colors as names, dots or off.
- Motion and color
- Reduce motion, reduce saturation down to grayscale, and follow the system's contrast setting.
- Screen readers
- Visible focus everywhere, and new messages read out in batches. Every theme is checked for contrast.
A space's look
- Space themes
- Accent, ground, tone, font, corners, message style, room list density, icons and a background picture, with presets and a live preview.
- Room looks
- An icon, accent and background per room.
- Looks
- One file that holds a space's theme, room looks, Home and a profile look. Export it, share it or have any AI write one.
- Readability first
- Your own theme wins wherever a space's colors would make text hard to read.
On your phone
The iOS and Android app does what the web does, with the parts only a phone can do.
11 features, 2 groups
Native
- Calls on the call screen
- Direct and group calls ring on the phone's own call screen.
- Push
- Mentions, direct messages, friend requests, calls and event reminders, under your notification rules and quiet hours.
- Widgets
- Home screen widgets for unread messages and more.
- Share into Sazlo
- Share pictures, files and links from other apps straight into a room or conversation.
- Find friends from contacts
- Optional, after you check your own phone number.
- Links open in the app
- A sazlo.app link from anywhere opens the app at the same place.
- Updates without the store
- Fixes arrive over the air, signed by Sazlo, and you can check for them in Settings.
Made for phones
- Data saver
- GIFs and clips wait for a tap, and pictures you send go up smaller.
- Edit Home on the phone
- Edit a space's Home, including tapping words on a custom page to change them in place.
- Getting started
- New owners get a short checklist to invite people, describe the space and add a room.
- Recap card
- Share your year recap as a picture.
Sazlo next to the rest
The products people move from, row by row. Where one has something close, it says Partly and names it. Checked October 15, 2026.
- Yes
- Partly
- No
- Coming soon
Pick one product to read what it has where it says Partly. Discord, Slack, Stoat and TeamSpeak are trademarks of their owners. Sazlo is not affiliated with any of them.
Every comparison, written out with where the other app is the better pick, is on Compare.
Bring your people.
Sazlo runs in the browser at sazlo.app. Make a space, invite your group, or bring a community you already run somewhere else, history and all.