ChatPDF vs Mindgrasp vs ReadDocs vs TLDR This

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

Your tool
ChatPDF
vs
Competitor 1
Mindgrasp
Competitor 2
ReadDocs
Competitor 3
TLDR This
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.
Remove
Competitor Mindgrasp
mindgrasp.ai
Mindgrasp is an AI study assistant that converts lectures, readings and recordings into a ready-made study session.
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 TLDR This
tldrthis.com
TLDR This turns long articles, web pages and documents into short summaries that are quick to read.
Make main Remove
Traffic estimated monthly website traffic
Monthly visits
—
—
744visits/mo
—
MoM change
—
—
▲ 141.6%
—
6-month growth
—
—
—
—
Global rank web
—
—
—
—
Avg. last 3 months
—
—
384
—
Bounce rate lower is better
—
—
39%
—
Pages / visit
—
—
1.1
—
Visit duration
—
—
—
—
Traffic sources
—
—
—
—
ChatPDFMindgraspReadDocsTLDR This
0186372558744ReadDocs · 101ReadDocs · 308ReadDocs · 7441001KReadDocs · 101ReadDocs · 308ReadDocs · 744Feb '26MarApr
Pricing
Model
Free
—
Freemium
—
Starting price
Free
—
Free tier
—
Free tier
–
–
Free trial
–
–
–
–
API access
–
–
–
Plans
—
—
Free FreePro £9.99/moBusiness £29/mo
—
Capabilities input → output
Input
Web pagesTextDocuments
AudioVideoWeb pagesDocuments
DocumentsTextImages
Web pagesTextDocuments
Output
Text
Text
Text
Text
Skill level
Beginner-friendly
Beginner-friendly
Beginner-friendly
Beginner-friendly
Categories
Education & LearningProductivity & OfficeResearch & AnalyticsWriting & Content+4 more
Education & LearningProductivity & OfficeWriting & ContentAI Flashcard Maker+4 more
Productivity & OfficeWriting & ContentAI PDFAI Summarizer
Productivity & OfficeWriting & ContentAI PDFAI Summarizer
Tasks what each tool can do · 3 shared · core   partial
Tasks covered
12
13
13
8
Summarizing
Document summarization
Summaries
PDF summaries
–
Document summaries
–
–
Interactive PDF processing
–
–
PDF analysis
–
–
PDFs
–
–
Article summaries
–
–
–
Document chat
–
–
–
Document q a
–
–
–
Flashcards
–
–
–
Note taking
–
–
–
Quiz generation
–
–
–
Website summaries
–
–
–
Class summaries
–
–
–
OCR
–
–
–
Official documents q a
–
–
–
PDF translations
–
–
–
Research
–
–
–
Tutoring
–
–
–
Academic research
–
–
–
Document reading
–
–
–
Education support
–
–
–
Homework assistance
–
–
–
Meeting summaries
–
–
–
Question generation
–
–
–
Quiz assistance
–
–
–
Study materials
–
–
–
Video 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.