Bolt
Prompt an entire web app into existence in the browser.
Overview
StackBlitz's in-browser app builder. It scaffolds a full-stack project from a description, runs it in a browser-based Node environment, and deploys it — all without local setup. Fast for prototypes; the generated architecture needs review before anything real depends on it.
Key features
Full-stack scaffolding
Frontend, backend and database from one description.
In-browser runtime
No local environment needed.
One-click deploy
Ship to a URL immediately.
Pricing
| Plan | Price | Notes |
|---|---|---|
| Free | Free | Daily token allowance |
| Pro | $20/mo | More tokens |
| Teams | $30/user/mo | Collaboration |
Pricing last checked: Aug 17, 2026. Always confirm current pricing on the official site.
Pros & cons
Pros
- Working prototype in minutes with no setup
- Genuinely useful for validating an idea before committing
Cons
- Token allowance disappears quickly on iteration
- Generated architecture is a starting point, not production code
Who it's not for
A recommendation is only worth something if it says who should skip the tool. Bolt is a poor fit if:
- Production systems without an engineer reviewing them
- Large existing codebases
- Complex backend logic
Privacy & your data
Prompts and generated code are processed in StackBlitz's cloud. Treat generated auth and database rules as unreviewed until you have read them — defaults tend to be permissive.
Policies change. This summary reflects our last review — the vendor's current privacy policy is always the authority.
Integrations
How to use
Try it before you pay
Start on the free tier or trial and run one real task end to end — not a demo prompt. That is the only way to tell whether it fits how you actually work.
Check the limits that bite
Find the constraint that will matter at your volume: generation credits, seats, export quality or rate limits. It is usually not the headline price.
Decide in a week
Set a date to keep or cancel. Tools that survive on 'I might use it later' are how subscription costs quietly accumulate.
FAQs
- Is there a free version?
- Yes — Free on the Free plan.
- Can I use the output commercially?
- Generally yes on paid plans, but rights differ by tier and change over time. Check the vendor's current terms for your specific plan before client work.
User reviews
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Lovable
8.2Turn a prompt into a full-stack web app you can edit and own.
Verdict: The fastest route from an idea to a working full-stack prototype, and you keep the code via GitHub sync — which is what separates it from walled builders. Treat the output as a strong first draft: review auth, validation and data access before anyone real uses it.