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Side-by-side features, use cases and pricing — because the right pick depends on your job and budget, not just the ranking.
⇄ Comparison dimension — pick the market you're actually shopping in
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forms app
✓ verifiedPaid
Established online form/survey/quiz builder with automation; very high traffic.
👁 1.1M/mo♥ 4.2K
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OpnForm
✓ verifiedPaid
Open-source AI form builder for free forms and surveys; strong adoption and traffic.
👁 30K/mo♥ 684
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Instafill
✓ verifiedPaid
AI automating PDF form filling and document signing; concrete niche with high traffic.
👁 50K/mo♥ 2.2K
Pricing
Basic: 15 USD /month
Pro: 25 USD /month
Premium: 59 USD /month
Free: $0
Pro (Monthly): $16 per month
Pro (Yearly): $16 per month (billed yearly)
No public pricing
No public pricing
No public pricing
Core features
- ✦Form Builder
- ✦Survey Maker
- ✦Quiz Maker
- ✦Store Builder
- ✦AI Form Generator
- ✦500+ Integrations
- ✦Template Library
- ✦Data Analysis Tools
- ✦Workflow Automation
- ✦AI Form Builder
- ✦Unlimited forms, fields, and responses (Free plan)
- ✦Form logic, URL pre-fill, Hidden fields
- ✦File uploads, Custom code, Webhooks
- ✦Customizable themes and thank you pages
- ✦Form Analytics
- ✦AI-powered PDF form filling
- ✦Batch form filling
- ✦Custom profiles
- ✦Document uploads and e-Signatures
- ✦API
- ✦Chrome & Edge browser extensions
- ✦AI-driven conversational forms
- ✦Ability to ask and answer questions
- ✦Integration with various platforms
- ✦Support for 120+ languages
- ✦AI-powered petition drafting
- ✦Effortless achievement collection
- ✦Tailored AI-editor for immigration petitions
- ✦One-stop document assembly and filing
- ✦Recommendation letter builder
- ✦Smart form filling
- ✦Summary of Contributions (SoC) drafting
Use cases
- →Collecting customer feedback
- →Conducting market research
- →Creating online quizzes for education or entertainment
- →Selling products through online forms
- →Automating business processes
- →Creating contact forms
- →Conducting surveys
- →Collecting internal announcements
- →Managing warehouse inventory check-ins
- →Gathering training feedback
- →Processing international job applications
- →Streamlining legal petitions
- →Supporting environmental initiatives
- →Filling out mortgage applications
- →Completing loan documents
- →Generating lease agreements
- →Processing rental applications
- →Preparing tax returns
- →Submitting insurance claims
- →Completing immigration forms
- →Handling Medicare paperwork
- →Inbound leads
- →Contact sales
- →Feedback collection
- →Quizzes
- →Quote generation
- →Giveaways/contests
- →Job applications
- →Pre-order forms
- →Drafting NIW, EB1, H1B, and O1 petitions
- →Organizing and indexing exhibits for petitions
- →Mining evidence to strengthen petitions
- →Preparing ready-to-file petition packages
- →Drafting a Summary of Contributions (SoC)
- →Streamlining the green card application process
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