Best free AI App Builders for vibe coders
Summary
5 of 6 tracked AI App Builders tools have a free plan. None of the free options have been hands-on tested yet, so no winner is declared.
Free-tier limits are copied from each tool's pricing page on the date shown. "Free" means a $0 plan exists, not that it fits every project. Last updated:
Tools with a free plan
| Tool | Free tier (as published) | Agent score | Checked |
|---|---|---|---|
| Base44 | Yes: 25 message credits/mo (5/day), 100 integration credits, up to 5 public apps | Not yet tested | 2026-10-16 |
| Bolt.new | Yes: 1M tokens/mo, 300K/day cap, Bolt branding, no custom domain | Not yet tested | 2026-10-16 |
| Lovable | Yes: 5 build credits/day (max 30/mo), 20 Cloud + 4 AI credits/mo | Not yet tested | 2026-10-16 |
| Replit Agent | Yes (Starter): daily Agent allowance, Lite build only, 1 published app (30 days) | Not yet tested | 2026-10-16 |
| v0 | Yes: 7 messages/day; new users get one-time $5 credits | Not yet tested | 2026-10-16 |
No permanent free plan
- Anything — Free plan exists but building requires a paid plan (no new generations on Free, per docs)
Full AI App Builders ranking · All free-tool guides · Methodology