Formidable
6.6#19 in form api softwareFrom $15 a monthFree planWebAPI
VisitFormidable vs OpnForm
What both publish
| Fact | Formidable | OpnForm |
|---|---|---|
| Integrations | The published pages identify webhooks, a JSON API, and a React SDK as integration options. | Native connections include email, Slack, Discord, webhooks, Zapier, Google Sheets, Telegram, and Stripe payments. |
Formidable plans
- FreeFree
- Form Pass$9, paid once
- Starter$15 a month
- Pro$49 a month
OpnForm plans
- FreeFree
- Pro$25 a month
- Business$67 a month
- Enterprise$220 a month
- Self-hosted Community EditionFree
- Community Edition (self-hosted)Free
Pick Formidable if…
Formidable suits people who need forms with conditional fields, calculated outcomes, or rule-based approval decisions. Its API and React library also suit teams building custom form interfaces.
Pick OpnForm if…
OpnForm suits individuals or teams creating forms and surveys who want a hosted or self-hosted option. Its free plan supports unlimited submissions, while teams needing more workspaces or roles can consider paid plans.