ChatPDF vs Perplexity AI vs UPDF

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

Your tool
ChatPDF
vs
Competitor 1
Perplexity AI
Competitor 2
UPDF
Competitor 3
Suggested competitors for ChatPDF: Humata84% APAI PDF Reader83% Smallpdf AI PDF83% Collate83% PDF.ai82% ReadDocs80% LightPDF79% Adobe Acrobat78%
Compare
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.
Remove
Competitor Perplexity AI
perplexity.ai
Search that gives answers instead of links
Make main Remove
Competitor UPDF
pdfassistant.ai
PDFs that work the way you need them to
Make main Remove
Traffic estimated monthly website traffic
Monthly visits
—
95.2Mvisits/mo
28.7Kvisits/mo
MoM change
—
▼ 8.2%
▼ 28.2%
6-month growth
—
-42.9%
-27.5%
Global rank web
—
#446
#984,401
Avg. last 3 months
—
104.9M
40.4K
Bounce rate lower is better
—
33%
42%
Pages / visit
—
3.6
2.1
Visit duration
—
4m 18s
19s
Traffic sources
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● Direct 94% · ● Referral 4%
● Direct 90% · ● Mail 10%
ChatPDFPerplexity AIUPDF
047.3M94.5M141.8M189MPerplexity AI · 189MPerplexity AI · 179.6MPerplexity AI · 170.1MPerplexity AI · 153.8MPerplexity AI · 166.8MPerplexity AI · 154.9MPerplexity AI · 138.1MPerplexity AI · 115.8MPerplexity AI · 103.8MPerplexity AI · 95.2MUPDF · 38.9KUPDF · 51.3KUPDF · 45.4KUPDF · 39.5KUPDF · 52.9KUPDF · 63KUPDF · 52.7KUPDF · 39.9KUPDF · 28.7K10K100K1M10M100M1BPerplexity AI · 189MPerplexity AI · 179.6MPerplexity AI · 170.1MPerplexity AI · 153.8MPerplexity AI · 166.8MPerplexity AI · 154.9MPerplexity AI · 138.1MPerplexity AI · 115.8MPerplexity AI · 103.8MPerplexity AI · 95.2MUPDF · 38.9KUPDF · 51.3KUPDF · 45.4KUPDF · 39.5KUPDF · 52.9KUPDF · 63KUPDF · 52.7KUPDF · 39.9KUPDF · 28.7KNov '25DecJan '26FebMarAprMayJunJulAug
Pricing
Model
Free
Freemium
Freemium
Starting price
Free
$20per month · free tier available
$9.99per month · free tier available
Free tier
Free trial
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–
–
API access
–
–
–
Plans
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—
Starter FreePlus $9.99/moPro $24.99/moBusiness $59.99/mo+1 more
Capabilities input → output
Input
DocumentsTextWeb pages
CodeDocumentsImagesText
DocumentsText
Output
Text
CodeText
DocumentsText
Skill level
Beginner-friendly
Beginner-friendly
Intermediate
Categories
Education & LearningProductivity & OfficeResearch & AnalyticsWriting & Content+4 more
Chatbots & CompanionsEducation & LearningLifestyle & EntertainmentProductivity & Office+13 more
Productivity & OfficeAI Document ExtractionAI PDF
Tasks what each tool can do · 1 shared · core   partial
Tasks covered
12
10
14
Document summarization
PDF analysis
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PDFs
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Interactive PDF processing
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PDF summaries
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Research
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Summarizing
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Homework assistance
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AI search
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–
Document editing
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PDF management
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Search engine
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Chatbots
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Document scanning
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–
File conversion
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PDF translations
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–
Research papers
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–
Text extraction
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–
Academic research
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Document analysis
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–
Document data extraction
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Document reading
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Literature reviews
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PDF compression
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PDF redaction
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Summaries
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Writing
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Community on aitoolstime
Rating
no ratings yet
no ratings yet
no ratings yet
Upvotes
▲ 0
▲ 3
▲ 1
Saves
0
0
0
Reviews
0
0
0
Prompts
0
1
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.