Build powerful forms, surveys and quizzes with AI in minutes
OpnForm: An open-source form builder offering AI assistance and unlimited submissions, ideal for self-hosting and data privacy. forms.app records 987,157 monthly visits with -11.2% month-over-month growth and Freemium, Paid pricing. OpnForm records 76,221 monthly visits with +169% growth and Freemium, Free Trial pricing.
Open-source form builder with AI assistance and unlimited responses
| Dimension / Metric | ||
|---|---|---|
| Official Domain | forms.app | opnform.com |
| Pricing Model | Freemium, Paid | Freemium, Free Trial |
| Monthly Visits | 987.16K (987,157) | 76.22K (76,221) |
| MoM Traffic Delta | -124.04K (-11.2%) | +47.89K (+169%) |
| Primary Market & Share | 🇧🇷 Brazil (26.1%) | 🇺🇸 United States (74.8%) |
| Direct Visits / mo | 595.53K | 37.28K |
| User Rating | 4.2 | 4.5 |
| Supported Platforms | Website | Website |
Build forms, surveys and quizzes in seconds — with unlimited free responses
Assemble forms, surveys, quizzes and polls visually, then brand them with custom themes and your own domain.
Describe what you need and the AI drafts the full form; it can also rephrase questions and generate multiple-choice answer options.
Automate the path from submission to spreadsheet, CRM or internal system without manual copying.
Start from reviewed templates for applications, bookings, feedback, HR, events and interactive quizzes.
Open-source form builder with AI assistance and unlimited responses
The full codebase is public and auditable, and you can run OpnForm on the vendor cloud, an EU-hosted instance, or your own infrastructure for complete data ownership.
Optional AI help for building forms and fields, designed to stay out of the way when you would rather write everything yourself.
Conditional logic, computed fields, answer piping, hidden fields and redirect-on-submit rules let one form adapt to many different respondents.
Collect as many responses as you need even on the free plan, with no hidden quotas or surprise overage charges.
Build powerful forms, surveys and quizzes with AI in minutes
Privacy-first AI surveys with end-to-end encrypted responses
Privacy-first AI surveys with end-to-end encrypted responses


SpecialistExcels at building interactive quizzes and polls for lead capture, offering richer marketing funnel features than forms.app.
SpecialistExcels at building interactive quizzes and polls for lead capture, offering richer marketing funnel features than forms.app.

Free AI form builder for humans and AI agents

Build high-converting AI forms, surveys, and quizzes in seconds
Build high-converting AI forms, surveys, and quizzes in seconds

SpecialistReplaces traditional static forms with dynamic conversational dialogues, prioritizing engaging user interactions over grid layouts.
SpecialistReplaces traditional static forms with dynamic conversational dialogues, prioritizing engaging user interactions over grid layouts.

AI form builder that turns plain-language prompts into high-converting conversational forms

Free / Open-sourceLow-code forms and workflow automation with AI-assisted form building
Free / Open-sourceLow-code forms and workflow automation with AI-assisted form building
Describe your form in plain language and share a conversational version instantly
Conversational AI form builder that asks follow-up questions