ChatPDF vs NoteGPT vs UPDF 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
NoteGPT
Competitor 2
UPDF
Competitor 3
PDF.ai
Compare
4 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 NoteGPT
notegpt.io
Make main Remove
Competitor UPDF
pdfassistant.ai
PDFs that work the way you need them to
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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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7.3Mvisits/mo
28.7Kvisits/mo
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MoM change
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▼ 9.2%
▼ 28.2%
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6-month growth
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-43.3%
-27.5%
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Global rank web
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#6,906
#984,401
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Avg. last 3 months
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8.2M
40.4K
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Bounce rate lower is better
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44%
42%
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Pages / visit
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4.1
2.1
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Visit duration
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4m 23s
19s
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Traffic sources
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● Direct 84% · ● Referral 15%
● Direct 90% · ● Mail 10%
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ChatPDFNoteGPTUPDFPDF.ai
03.2M6.4M9.6M12.8MNoteGPT · 7.7MNoteGPT · 9.1MNoteGPT · 10.6MNoteGPT · 12.1MNoteGPT · 12.8MNoteGPT · 12.8MNoteGPT · 12.4MNoteGPT · 9.3MNoteGPT · 8MNoteGPT · 7.3MUPDF · 38.9KUPDF · 51.3KUPDF · 45.4KUPDF · 39.5KUPDF · 52.9KUPDF · 63KUPDF · 52.7KUPDF · 39.9KUPDF · 28.7K10K100K1M10M100MNoteGPT · 7.7MNoteGPT · 9.1MNoteGPT · 10.6MNoteGPT · 12.1MNoteGPT · 12.8MNoteGPT · 12.8MNoteGPT · 12.4MNoteGPT · 9.3MNoteGPT · 8MNoteGPT · 7.3MUPDF · 38.9KUPDF · 51.3KUPDF · 45.4KUPDF · 39.5KUPDF · 52.9KUPDF · 63KUPDF · 52.7KUPDF · 39.9KUPDF · 28.7KNov '25DecJan '26FebMarAprMayJunJulAug
Pricing
Model
Free
Freemium
Freemium
Freemium
Starting price
Free
$9per month
$9.99per month · free tier available
$49per month · free tier available
Free tier
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Free trial
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API access
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Plans
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Pro $9/moUnlimited $19.92/moMax $69/mo
Starter FreePlus $9.99/moPro $24.99/moBusiness $59.99/mo+1 more
Free FreeStarter $49/moPro $99/moScale $249/mo+1 more
Capabilities input → output
Input
DocumentsTextWeb pages
VideoWeb pagesTextDocumentsAudio
TextDocuments
DocumentsText
Output
Text
TextSlidesImagesDocumentsData
TextDocuments
DataText
Skill level
Beginner-friendly
Beginner-friendly
Intermediate
Beginner-friendly
Categories
Education & LearningProductivity & OfficeResearch & AnalyticsWriting & Content+4 more
Education & LearningProductivity & OfficeResearch & AnalyticsVideo Editing+16 more
Productivity & OfficeAI Document ExtractionAI PDF
Productivity & OfficeWriting & ContentAI Document ExtractionAI PDF+1 more
Tasks what each tool can do · 0 shared · core   partial
Tasks covered
12
9
14
10
PDF analysis
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PDFs
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Interactive PDF processing
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PDF summaries
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Summarizing
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Document data extraction
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Document summarization
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Research
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Document editing
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PDF management
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Video summaries
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APIs
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Data extraction
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Document processing
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Document scanning
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File conversion
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Mind maps
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Note taking
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OCR
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PDF translations
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Text extraction
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Transcription
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Academic research
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Document analysis
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Document reading
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Education
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Homework assistance
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PDF compression
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PDF redaction
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Podcasts
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Community on aitoolstime
Rating
no ratings yet
no ratings yet
no ratings yet
no ratings yet
Upvotes
▲ 0
▲ 0
▲ 1
▲ 0
Saves
0
0
0
0
Reviews
0
0
0
0
Prompts
0
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.