Form backend cost calculator
Enter how many form submissions you get a month and see the cheapest listed plan at each form backend, billed monthly or yearly. Every price comes from the provider's own pricing page, and the date we last checked it is listed below.
| Provider | Cheapest plan | Per month | Compare |
|---|---|---|---|
| splitformsCheapest | Pro | $5 | |
| FormBold | Starter | $8 | vs splitforms |
| Formgrid | Premium | $12 | vs splitforms |
| Web3Forms | Pro | $15 | vs splitforms |
| Forminit | Pro | $19 | vs splitforms |
| Basin | Growth | $24.17 billed yearly only | vs splitforms |
| Formspree | Professional | $30 | vs splitforms |
| Formcarry | Above listed plans, check pricing page | vs splitforms | |
splitforms Free gives you 500 submissions in total with no card, so you can test your form before you pay anything.
Start freeHow we got these numbers
We read each provider's public pricing page and only use plans listed there. Yearly prices are shown per month (the yearly price divided by 12). Plans you must apply for, like discounted student or nonprofit plans, are left out. If your volume is above every plan a provider lists, the table sends you to its pricing page instead of guessing.
- splitforms: checked , pricing page
- Formspree: checked , pricing page
- Web3Forms: checked , pricing page
- Basin: checked , pricing page
- Forminit: checked , pricing page
- FormBold: checked , pricing page
- Formcarry: checked , pricing page
- Formgrid: checked , pricing page
FAQ
What is the cheapest form backend for 1,000 submissions a month?
At 1,000 submissions a month the cheapest listed plan is: billed monthly, splitforms Pro at $5/month; billed yearly, splitforms Annual at $4.08/month. Prices are the providers' own published plans; the calculator above shows every provider side by side.
What is the cheapest form backend for 10,000 submissions a month?
At 10,000 submissions a month the cheapest listed plan is: billed monthly, splitforms Annual at $4.08/month (sold yearly only); billed yearly, splitforms Annual at $4.08/month. Prices are the providers' own published plans; the calculator above shows every provider side by side.
Is yearly billing cheaper for a form backend?
Usually, yes. At 10,000 submissions a month, yearly billing lowers the monthly cost at Formspree ($90 → $60/month), Web3Forms ($15 → $12.42/month), Forminit ($99 → $49.50/month), FormBold ($20 → $15/month). Some plans are sold only one way: splitforms Annual is yearly only, and Formgrid lists monthly prices only.
What do free form backend plans include?
Free plans differ a lot: splitforms: 500 submissions in total (not per month), no card; Formspree: 50 submissions a month; Web3Forms: 250 submissions a month; Basin: 50 submissions a month, 1 form; Forminit: 100 submissions a month, 1 form; FormBold: 250 submissions a month, 10 forms; Formcarry: 50 submissions a month, 1 form; Formgrid: 50 submissions a month, 3 forms. Free plans usually limit history, forms or features, so check each pricing page before you rely on one.
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Terms explained in the form glossary: Form backend, Form endpoint, Rate limiting