The collaborative cloud for apps you build with Claude and ChatGPT
Free single-elimination tournament bracket maker that runs in your browser
Stage
Startup
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Founded
2026
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Based in
US
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Pricing model
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Free
Pricing
Free: unlimited personal apps, 1 GB storage, 10 saved versions per app, 1,000,000 Runs a month. Pro: $8/month with 25 GB storage, 50 saved versions per app, 5,000,000 Runs a month. Team plan: $14 per seat per month (3-seat minimum) with 25 GB storage per seat, 5,000,000 Runs per seat per month. Ente
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Key features
Apps get a real URL and can be opened on any device
Saved data persists across visits and devices
Control sharing with view, edit, and owner permissions
Unlimited personal apps on free plan
Version history with restore capability
Schedule apps to run on a schedule via Routines
Connect to external services via webhooks
Support for 2 to 128 teams with automatic power-of-two expansion
Add team logos and player photos to brackets
Automatic BYE handling for uneven team counts
Live winner selection with one-click advancement
Export brackets as high-resolution PNG files
Printable blank bracket templates for all team counts
Multiple bracket layouts including single, two-sided, and regional arrangements
Fullscreen view with zoom and drag support for large brackets
Ability to correct and reset earlier results with automatic downstream updates
Works on desktop and mobile devices without login
What makes it different
Works inside existing AI assistants without switching tools
More granular sharing controls than Claude Artifacts or ChatGPT Canvas
No technical setup required for database, logins, or permissions
Apps accessible in multiple places: chat, browser, and phone simultaneously
Runs entirely in-browser with local-only data storage, no server uploads required
Fast paste-to-bracket setup with smart defaults, no account or lengthy configuration needed
Automatic BYE logic that keeps odd-numbered team counts simple and tournament-ready
Export commercial-grade PNG brackets with full rights to use for streams and prints
Built for practical organizers running same-day events without spreadsheets or printing headaches
Charming
SnapBracket