Collate vs ChatPDF vs ReadDocs vs Smallpdf AI PDF

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

Your tool
Collate
vs
Competitor 1
ChatPDF
Competitor 2
ReadDocs
Competitor 3
Smallpdf AI PDF
Compare
4 tools · best value per row highlighted
Your tool Collate
collate.one
Collate is a free, offline PDF assistant designed for everyday learners, students, and professionals who want to take control of their PDFs. With Collate, you can: • Summarize PDFs: Turn lengthy doc
Remove
Competitor 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.
Make main Remove
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
Make main Remove
Competitor Smallpdf AI PDF
smallpdf.com
Smallpdf AI PDF, also called Chat with PDF, lets you upload a document and talk to it.
Make main Remove
Traffic estimated monthly website traffic
Monthly visits
4.1Kvisits/mo
—
744visits/mo
—
MoM change
▼ 59.8%
—
▲ 141.6%
—
6-month growth
-0.1%
—
—
—
Global rank web
#4,822,608
—
—
—
Avg. last 3 months
8.9K
—
384
—
Bounce rate lower is better
37%
—
39%
—
Pages / visit
1.3
—
1.1
—
Visit duration
2s
—
—
—
Traffic sources
—
—
—
—
CollateChatPDFReadDocsSmallpdf AI PDF
03.3K6.5K9.8K13.1KCollate · 10.2KCollate · 7.2KCollate · 5.3KCollate · 4.1KCollate · 6KCollate · 13.1KCollate · 12.4KCollate · 10.2KCollate · 4.1KReadDocs · 101ReadDocs · 308ReadDocs · 7441001K10K100KCollate · 10.2KCollate · 7.2KCollate · 5.3KCollate · 4.1KCollate · 6KCollate · 13.1KCollate · 12.4KCollate · 10.2KCollate · 4.1KReadDocs · 101ReadDocs · 308ReadDocs · 744Nov '25DecJan '26FebMarAprMayJunJul
Pricing
Model
Freemium
Free
Freemium
Freemium
Starting price
$9.99per month · free tier available
Free
Free tier
€6per month · free tier available
Free tier
Free trial
–
–
–
API access
–
–
–
–
Plans
Free Custom
—
Free FreePro £9.99/moBusiness £29/mo
Pro €7.50/moTeam (2-100 users) €6/mo
Capabilities input → output
Input
Documents
DocumentsTextWeb pages
DocumentsImagesText
DocumentsText
Output
Text
Text
Text
Text
Skill level
Beginner-friendly
Beginner-friendly
Beginner-friendly
Beginner-friendly
Categories
Productivity & OfficeWriting & ContentAI PDFAI Summarizer
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 · 2 shared · core   partial
Tasks covered
8
7
10
7
Summarizing
Document summarization
PDF summaries
–
PDFs
–
Interactive PDF processing
–
Summaries
–
PDF analysis
–
–
Document chat
–
–
–
Document summaries
–
–
–
Homework assistance
–
–
–
OCR
–
–
–
Official documents q a
–
–
–
Research
–
–
–
Academic research
–
–
–
Document data extraction
–
–
–
Document reading
–
–
–
Meeting summaries
–
–
–
Community on aitoolstime
Rating
no ratings yet
no ratings yet
no ratings yet
no ratings yet
Upvotes
▲ 0
▲ 0
▲ 0
▲ 0
Saves
0
0
0
0
Reviews
0
0
0
0
Prompts
0
0
0
0
Verified listing
–
–
–
–

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.