ChatPDF vs ReadDocs vs PDF.ai

Which one fits you in 2026? Traffic, pricing, input → output, tasks and community side by side.

Your tool
ChatPDF
vs
Competitor 1
ReadDocs
Competitor 2
PDF.ai
Competitor 3
Suggested competitors for ChatPDF: Smallpdf AI PDF91% Adobe Acrobat90% LightPDF90% Collate90% iLovePDF AI Summarizer88% TLDR This87% UPDF87% NoteAI86%
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3 tools · best value per row highlighted
Your tool ChatPDF
chatpdf.com
ChatPDF is a document question-answering app: upload a PDF, ask questions in plain language, and get answers with built-in citations that point back to the source passage.
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Competitor ReadDocs
readdocs.co.uk
Upload a PDF contract and ReadDocs spits out a one-minute summary, bullet points, and answers to specific questions you ask
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Competitor PDF.ai
pdf.ai
PDF.ai lets you chat with any PDF: ask questions, get summaries and find answers inside the document.
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Traffic estimated monthly website traffic
Monthly visits
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744visits/mo
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MoM change
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▲ 141.6%
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6-month growth
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Global rank web
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Avg. last 3 months
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384
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Bounce rate lower is better
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39%
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Pages / visit
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1.1
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Visit duration
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Traffic sources
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ChatPDFReadDocsPDF.ai
0186372558744ReadDocs · 101ReadDocs · 308ReadDocs · 7441001KReadDocs · 101ReadDocs · 308ReadDocs · 744Feb '26MarApr
Pricing
Model
Free
Freemium
Freemium
Starting price
Free
Free tier
$49per month · free tier available
Free tier
Free trial
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API access
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Plans
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Free FreePro £9.99/moBusiness £29/mo
Free FreeStarter $49/moPro $99/moScale $249/mo+1 more
Capabilities input → output
Input
DocumentsTextWeb pages
DocumentsImagesText
DocumentsText
Output
Text
Text
DataText
Skill level
Beginner-friendly
Beginner-friendly
Beginner-friendly
Categories
Education & LearningProductivity & OfficeResearch & AnalyticsWriting & Content+4 more
Productivity & OfficeWriting & ContentAI PDFAI Summarizer
Productivity & OfficeWriting & ContentAI Document ExtractionAI PDF+1 more
Tasks what each tool can do · 1 shared · core   partial
Tasks covered
1
4
2
Document summarization
Summarizing
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Document data extraction
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PDF analysis
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OCR
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Community on aitoolstime
Rating
no ratings yet
no ratings yet
no ratings yet
Upvotes
▲ 0
▲ 0
▲ 0
Saves
0
0
0
Reviews
0
0
0
Prompts
0
0
0
Verified listing
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Traffic figures are third-party estimates for the tool's own domain; tools sharing a domain with a bigger product are not counted. Pricing is captured from each tool's site and may lag.