10M+
Messages Sent Daily
500K+
Active Users
99.9%
Uptime Guarantee
120+
Countries
Everything you need in a modern chat app
From real-time messaging to rich media sharing, Setu packs every feature you expect — and more.
Real-Time Messaging
Instant message delivery with live sync, typing indicators, and read receipts powered by Supabase Realtime.
Group Conversations
Create groups, assign roles, add or remove members, pin messages, and manage your community effortlessly.
Instant Search
Find users by username or name with debounced, lightning-fast partial-match search powered by indexed queries.
File & Image Sharing
Share images, documents, and files directly in chat. Preview before sending with secure signed-URL access.
Emoji & Reactions
Express yourself with an emoji picker, message reactions, @mentions, and forward, reply, or edit messages.
Smart Notifications
In-app notifications, unread counters, and browser push notifications so you never miss a message.
The powerhouse behind Setu
Enterprise-grade infrastructure with AI intelligence, auto-scaling, and the fastest real-time protocol.
High-Performance Engine
Powered by an optimized server architecture for instant message delivery across millions of users.
AI-Powered Intelligence
Smart notifications, intelligent search ranking, and AI-assisted message suggestions built right in.
Lightning Fast Protocol
WebSocket-based real-time protocol ensuring sub-100ms message delivery worldwide.
Auto-Scaling Infrastructure
Automatically scales to handle traffic spikes — from 100 to 10 million concurrent connections.
Edge-Optimized CDN
Static assets served from the nearest edge node for blazing-fast page loads globally.
Smart Caching Layer
Intelligent caching of conversations, media, and user data for offline-first experiences.
Have you tried the new real-time features?
Yes! The typing indicator is so smooth ✨
Real-Time Engine
Powered by Supabase Realtime
Every interaction happens in real-time. From the moment a message is sent to seeing the typing indicator — everything is instant.
Live Message Sync
Messages appear instantly across all devices
Typing Indicators
See when someone is composing a message
Online Presence
Real-time online/offline status for every user
Read Receipts
Know exactly when your messages are read
Optimistic UI
Messages feel instant with optimistic updates
Delivered Status
Delivery confirmation for every message sent
Security
Built with security first
Enterprise-grade security with Supabase Row Level Security, encrypted sessions, and role-based access control.
Row Level Security
Supabase RLS ensures users only access their own data
Scoped Conversations
Users can only read conversations they belong to
Secure Sessions
HttpOnly cookies with automatic session persistence
Protected Routes
Middleware-guarded pages redirect unauthorized users
Email Verification
Token-based verification with 24-hour expiry
Role-based Access
Admin-only group management and owner-only deletion
Available on every platform
Get Setu on your favorite device. All versions sync your conversations seamlessly.
Mobile
Android
Google Play Store
iPhone & iPad
App Store
Desktop
Windows
Windows 10 / 11 (64-bit)
macOS
macOS 12 Monterey+
Linux
Ubuntu, Debian, Fedora
Web
Web Application
No installOpen Setu in any browser — Chrome, Firefox, Safari, Edge. Full-featured, zero downloads.
Syncs across all your devices in real-time
Group Chat
Powerful group management
Create groups for your team, family, or community. Full admin controls, role management, and rich media sharing built right in.
Create & Invite
Create groups instantly and invite members by username
Admin Controls
Role-based management with admin and member roles
Pin Messages
Pin important messages for easy reference
@Mentions
Mention specific members to get their attention
Group Avatar
Customize your group's identity with custom avatars
Remove Members
Admins can manage membership effortlessly
Leave Group
Members can leave groups at any time
Member List
View all members with online status indicators
Design Team
8 members • 3 online
Harsh S.
Shivam D.
Shubham K.
Abhishek S.
Hritvik G.
Public API — build anything
Integrate Setu into your apps. Create an account, generate a token, and start sending messages to private chats, groups, and channels via our powerful REST API.
Your App
REST API
Setu Engine
Powered
Recipients
Delivered
Private Messages
Send 1-on-1 messages via API
Group Messages
Push messages to any group
Channels
Broadcast to channels at scale
Bulk Messaging
Send to thousands in one call
Secure Tokens
Scoped API keys with revocation
OAuth & Webhooks
Full webhook support for events
Testimonials
Loved by thousands
See what teams and individuals are saying about Setu.
“Setu replaced Slack for our team. The UI is stunning and the real-time sync is flawless.”
Shivam Desai
Product Lead
“Finally a chat app that feels premium. The dark mode and animations are really great.”
Shubham Kanpure
Software Engineer
“We moved our entire company communication to Setu. The group management features are unmatched.”
Prem Vishwakarma
Startup Founder
“I love how clean everything looks. No clutter, just beautiful conversations.”
Abhishek Sharma
Designer
“The file sharing with previews is incredibly useful. Plus the search is lightning fast!”
Harsh Sharma
Software Engineer
“Emoji reactions, mentions, and pinned messages — everything we needed for our team.”
Hritvik Gour
Full Stack Developer
“Setu replaced Slack for our team. The UI is stunning and the real-time sync is flawless.”
Shivam Desai
Product Lead
“Finally a chat app that feels premium. The dark mode and animations are really great.”
Shubham Kanpure
Software Engineer
“We moved our entire company communication to Setu. The group management features are unmatched.”
Prem Vishwakarma
Startup Founder
“I love how clean everything looks. No clutter, just beautiful conversations.”
Abhishek Sharma
Designer
“The file sharing with previews is incredibly useful. Plus the search is lightning fast!”
Harsh Sharma
Software Engineer
“Emoji reactions, mentions, and pinned messages — everything we needed for our team.”
Hritvik Gour
Full Stack Developer