AI app builders
Prompt-to-app tools that generate a working application from a description, host it and let you iterate in chat.
By GitHub stars, the leaders are Bolt.new (16.6K), Base44 (116). The fastest grower over the last 30 days is Base44, with downloads up 83%. As of Oct 6, 2026.
| # | Agent | Pulse | Downloads 7d | 7d | 30d | VS Code installs | Stars | Latest release | Price | Last 90 days | |
|---|---|---|---|---|---|---|---|---|---|---|---|
| 15 |
Replit AgentReplit |
60 | — | — | — | — | — | — | Free + $20/mo | ||
| 16 |
LovableLovable |
60 | — | — | — | — | — | — | Free + $25/mo | ||
| 61 |
EmergentEmergent Labs |
42 | — | — | — | — | — | — | Free + $20/mo | ||
| 64 |
Bolt.newStackBlitz |
41 | — | — | — | — | 16.6K+1/day | — | Free + $25/mo | ||
| 67 |
Base44Wix (Base44) |
41 | 77.5K | up 5.2% | up 83.4% | — | 116 | 0.1.27yesterday | Free + $20/mo | ||
| 75 |
v0Vercel |
37 | — | — | — | — | — | — | Free + $30/mo | ||
| No agents match that filter. | |||||||||||
Ranks are overall positions by Pulse Score. Click a column to sort by what matters to you. Methodology.
What they do
You describe an app, the builder generates the front end, back end and database, deploys a preview and lets you keep changing it in conversation. They are aimed at founders, designers and product people as much as at developers.
What to compare
- What you own. Whether you can export the code to your own repository and host it elsewhere.
- The stack. Which framework, database and auth the builder generates, since that decides who can maintain the result later.
- Pricing. Most sell monthly credits; complex projects burn through them quickly, so compare the cost of iteration and not only the entry price.
These are closed web products, so there are no package downloads to count. We rank them on site traffic rank and attention signals.
Head-to-head comparisons
Related guides
Questions about AI app builders
Can I export the code from an AI app builder?
Most let you sync to a Git repository or download the project, but the details differ by product and plan. Check before you commit to one, because export is what keeps you from being locked in.