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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.
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ChatPDF
✓ verifiedFreemium
Popular tool to chat with PDFs and other documents, giving summaries and cited answers, with a free daily tier and no-signup start.
1.8M visits/mo43K saves
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AI PDF Summarizer
✓ verifiedFree trial
Online PDF suite for summarizing, editing, converting, and signing.
12M visits/mo8.7K saves
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PDFgear
✓ verifiedFree
Free desktop and web PDF suite for editing, converting, OCR, and signing, with built-in AI chat and summarization.
3.0M visits/mo310 saves
Pricing
No public pricing
No public pricing
No public pricing
Core features
- ✦Chat with PDFs, Word, PowerPoint and text files
- ✦Summaries with cited sources
- ✦Multi-file chats via folders
- ✦Any-language upload and chat
- ✦Extra tools: AI writer, detector, flashcards, slides
- ✦No-signup quick start
- ✦AI-powered PDF summarization
- ✦PDF editing and signing
- ✦PDF conversion to various formats
- ✦Form filling and annotation
- ✦Edit text, images, and form fields in PDFs
- ✦Convert between PDF, Word, Excel, PowerPoint, and images
- ✦OCR with 30+ language support
- ✦Annotate with highlights, notes, and stamps
- ✦AI chat and summarization built into the app
- ✦Cross-device sync across desktop, web, and mobile
Use cases
- →Understand research papers
- →Study and homework help
- →Review contracts and reports
- →Translate and summarize documents
- →Summarizing research papers and books
- →Editing and signing contracts
- →Converting PDFs to Word or JPG
- →Filling out tax and official forms
- →Editing and converting PDFs without paying for Adobe Acrobat
- →Summarizing long PDFs with built-in AI chat
- →OCR-ing scanned documents into editable text
- →Signing documents on desktop or mobile
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