PDF.ai vs Perplexity AI vs Smallpdf AI PDF vs Humata

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

Your tool
PDF.ai
vs
Competitor 1
Perplexity AI
Competitor 2
Smallpdf AI PDF
Competitor 3
Humata
Compare
4 tools · best value per row highlighted
Your tool 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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Competitor Perplexity AI
perplexity.ai
Search that gives answers instead of links
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Competitor Smallpdf AI PDF
smallpdf.com
Smallpdf AI PDF, also called Chat with PDF, lets you upload a document and talk to it.
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Competitor Humata
humata.ai
Humata is an AI document assistant that reads your files and answers questions about them.
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Traffic estimated monthly website traffic
Monthly visits
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95.2Mvisits/mo
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MoM change
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▼ 8.2%
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6-month growth
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-42.9%
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Global rank web
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#446
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Avg. last 3 months
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104.9M
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Bounce rate lower is better
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33%
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Pages / visit
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3.6
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Visit duration
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4m 18s
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Traffic sources
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● Direct 94% · ● Referral 4%
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PDF.aiPerplexity AISmallpdf AI PDFHumata
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 · 95.2M10M100M1BPerplexity 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 · 95.2MNov '25DecJan '26FebMarAprMayJunJulAug
Pricing
Model
Freemium
Freemium
Freemium
Freemium
Starting price
$49per month · free tier available
$20per month · free tier available
€6per month · free tier available
$9.99per month · free tier available
Free tier
Free trial
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API access
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Plans
Free FreeStarter $49/moPro $99/moScale $249/mo+1 more
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Pro €7.50/moTeam (2-100 users) €6/mo
Free FreeExpert $9.99/moTeam $49/moEnterprise Custom
Capabilities input → output
Input
DocumentsText
CodeDocumentsImagesText
DocumentsText
DocumentsText
Output
DataText
CodeText
Text
Text
Skill level
Beginner-friendly
Beginner-friendly
Beginner-friendly
Beginner-friendly
Categories
Productivity & OfficeWriting & ContentAI Document ExtractionAI PDF+1 more
Chatbots & CompanionsEducation & LearningLifestyle & EntertainmentProductivity & Office+13 more
Productivity & OfficeWriting & ContentAI Document ExtractionAI PDF+1 more
Productivity & OfficeAI FilesAI PDF
Tasks what each tool can do · 1 shared · core   partial
Tasks covered
10
10
8
9
Summarizing
PDF analysis
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PDFs
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Interactive PDF processing
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PDF summaries
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Document summarization
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Document data extraction
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AI search
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Document chat
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Research
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Search engine
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APIs
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Chatbots
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Data extraction
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Document processing
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OCR
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Research papers
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Document analysis
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Document reading
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Homework assistance
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Literature reviews
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Team collaboration
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Writing
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Community on aitoolstime
Rating
no ratings yet
no ratings yet
no ratings yet
no ratings yet
Upvotes
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▲ 3
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Saves
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Reviews
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Prompts
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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.