Compare tools
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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AI PDF Summarizer
✓ verifiedFree trial
Online PDF suite for summarizing, editing, converting, and signing.
👁 12M/mo♥ 8.7K
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ChatPDF
✓ verifiedFreemium
ChatPDF lets users chat with and extract from PDFs; widely used, high traffic.
👁 1.8M/mo♥ 43K
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OpnForm
✓ verifiedPaid
Open-source AI form builder for free forms and surveys; strong adoption and traffic.
👁 30K/mo♥ 684
Pricing
Basic: $0/month
Pro: $20/month
Team: $49/month
No public pricing
No public pricing
Free: $0
Pro (Monthly): $16 per month
Pro (Yearly): $16 per month (billed yearly)
Core features
- ✦Integration with Notion databases
- ✦Unlimited fields and submissions
- ✦Customizable form styling
- ✦Conditional logic and validation rules
- ✦Ready-made form templates
- ✦File uploads
- ✦Multi-page forms
- ✦Email, Slack, and Discord notifications
- ✦Submission editing
- ✦Form protection (password, captcha)
- ✦AI-powered PDF summarization
- ✦PDF editing and signing
- ✦PDF conversion to various formats
- ✦Form filling and annotation
- ✦AI-powered PDF interaction
- ✦Text extraction from PDFs
- ✦GPT analysis of PDF content
- ✦Summarization and question answering
- ✦Cited sources in answers
- ✦Multi-language support
- ✦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
Use cases
- →Guest blog submission forms
- →Event attendee check-in forms
- →Customer satisfaction surveys
- →Patient intake forms
- →Photography quotation requests
- →Equipment rental requests
- →Photo shoot permit requests
- →Summarizing research papers and books
- →Editing and signing contracts
- →Converting PDFs to Word or JPG
- →Filling out tax and official forms
- →Extracting information from research papers
- →Understanding legal contracts
- →Summarizing books and essays
- →Answering questions from manuals
- →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
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