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Try Proto.io
Try Stitch (formerly Galileo AI)
AI Tool Comparison
Proto.io vs Stitch (formerly Galileo AI)
A detailed side-by-side comparison to help you choose the right AI tool for your needs.
Proto.io
Prototyping for all — bring your idea to life with no code required
Free / $29/mo
Stitch (formerly Galileo AI)
Design with AI — generate UI designs from text prompts
Freemium
Feature Comparison
Pros & Cons
Proto.io
Pros
- Extensive library with 250+ UI components, 1000+ templates, and 6000+ digital assets out of the box
- Advanced interaction and animation support including 80+ events, 40+ actions, and timeline-based animations
- 100% web-based with native iOS/Android preview apps for on-device testing
- All features available on every paid plan — no feature gating between tiers
- Integrates with user testing platforms like UserTesting, Lookback, and UserZoom
Cons
- Free plan is very limited (1 project, 5 screens, 10 MB storage, no reviewers)
- No real-time collaboration features prominently advertised — unclear multi-user editing experience
- Pricing scales by users and projects rather than features, which can get expensive for larger teams
Stitch (formerly Galileo AI)
Pros
- Generates full UI layouts from simple text descriptions, saving significant design time
- Reduces the barrier to creating professional-looking interface mockups
- Useful for rapid prototyping and exploring multiple design directions quickly
Cons
- Very limited public information available on the current website, making it hard to evaluate capabilities
- Rebranding from Galileo AI to Stitch may cause confusion and suggests the product is still maturing
- Pricing and feature details are not publicly documented on the homepage
Our Verdict
Both Proto.io and Stitch (formerly Galileo AI) are excellent choices with similar feature sets. Your decision should depend on your specific needs, pricing, and whether you need self-hosting capabilities.
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