The best Basin alternative
A developer-friendly form backend (usebasin.com) with good spam filtering and webhooks on free. Here’s how FormLoom compares — honestly, including where Basin wins — and how to switch.
FormLoom vs Basin
| Feature | FormLoom | Basin |
|---|---|---|
| Free submissions / mo | 250 | 100 |
| Free storage | Forever — no expiry | Retained |
| Free file uploads | ||
| Free webhook | ||
| MCP server | ||
| llms.txt | ||
| Free dashboard | Full | Full |
| Spam protection | AI spam score + honeypot + captcha, on by default | Strong built-in spam filtering |
| Paid entry (~10k/mo) | $18/mo | $8/mo |
Why switch
- Free tier is 100/mo vs FormLoom's 250/mo with forever storage.
- No AI-coding-tool channel (MCP/llms.txt/codegen).
- FormLoom adds an AI spam score on top of heuristic filtering.
Where Basin wins
Basin's spam filtering is excellent and they include webhooks on the free tier — a genuine free-tier advantage we match rather than beat. Their entry pricing is competitive.
Migrating from Basin
- 1Create a FormLoom form to get your access key (the form id).
- 2Replace your Basin endpoint URL (or SDK key) with FormLoom's.
- 3Keep your existing form markup — only the action/key changes.
- 4Redeploy and submit a test; new submissions land in FormLoom.
FAQ
Yes — FormLoom matches the core form-backend functionality and adds 250 free submissions/mo, permanent storage, AI spam scoring, and an MCP server for AI coding tools. Free tier is 100/mo vs FormLoom's 250/mo with forever storage.