Table of Contents
Quick Answer
Bolt.new wins for fast, throwaway prototypes and designers; Replit Agent wins for real apps you want to deploy, host, and keep running. Replit has a clearer path from idea to production in 2027.
- Best for quick prototypes: Bolt.new
- Best for production apps: Replit Agent
- Best free tier: Bolt.new (generous preview tokens)
Replit Agent Overview
Replit Agent (launched 2024, matured 2027) builds full apps in your browser — from prompt to database, auth, hosting, and custom domain — all within Replit's integrated cloud. Used by 30M+ developers and non-developers in 2027. Deploy in one click.
Bolt.new Overview
Bolt.new (by StackBlitz) runs an entire Node.js environment in your browser via WebContainers. Generates React/Vite apps from prompts with stunning UI quality. Great for prototypes, landing pages, and demos, but hosting and data persistence require external services.
Head-to-Head Comparison
| Feature | Replit Agent | Bolt.new |
|---|---|---|
| In-browser AI app build | Yes | Yes |
| Database (built-in) | Yes (Replit DB, Postgres) | No (external required) |
| Auth (built-in) | Yes (Replit Auth) | No |
| Hosting | Yes (Replit Deployments) | Via Netlify/Vercel export |
| Custom domain | Yes | Via external host |
| Background agents | Yes | Limited |
| Stack choice | Flexible | Vite + React focused |
| Pricing for production | $20-40/mo | Host external (varies) |
Pricing Comparison
| Plan | Replit | Bolt.new |
|---|---|---|
| Free | Yes (Starter) | Yes (generous preview) |
| Core / Pro | $20/mo | $20/mo |
| Teams | $33/user/mo | $50/mo |
| Enterprise | Custom | Custom |
| Hosting included | Yes (Deployments) | No (external) |
Best For
- Non-developers building a real app: Replit Agent — end-to-end
- Designers prototyping UIs: Bolt.new — best UI output
- Founders validating an idea: Bolt.new for prototype, Replit to launch
- Educators & students: Replit — collaborative, taught in schools
- Agencies doing client demos: Bolt.new — stunning visuals fast
- SaaS founders: Replit — database, auth, hosting in one
Our Verdict
Bolt.new produces the most beautiful prototypes; Replit Agent produces the most production-ready apps. If you only build once, pick Bolt. If you build to ship and maintain, pick Replit.
Conclusion
Prototype or demo in 20 minutes → Bolt.new. Ship a real app you'll maintain → Replit Agent. Many founders use both — Bolt for exploration, Replit for production.