ChatPDF vs OpenCode vs LightPDF

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

Your tool
ChatPDF
vs
Competitor 1
OpenCode
Competitor 2
LightPDF
Competitor 3
Suggested competitors for ChatPDF: Collate82% Smallpdf AI PDF81% APAI PDF Reader80% Adobe Acrobat80% iLovePDF AI Summarizer79% ReadDocs79% PDF.ai79% TLDR This78%
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.
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Competitor OpenCode
opencode.ai
OpenCode is an open-source AI coding agent that helps developers write code in the terminal, an IDE or a desktop app.
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Competitor LightPDF
lightpdf.com
LightPDF AI for Docs is an online tool that utilizes artificial intelligence to summarize and extract insights from uploaded PDF, Word, Excel, and PPT documents. With multi-platform availability and s
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Traffic estimated monthly website traffic
Monthly visits
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1.8Mvisits/mo
MoM change
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▲ 1.0%
6-month growth
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-4.4%
Global rank web
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#34,433
Avg. last 3 months
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1.7M
Bounce rate lower is better
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51%
Pages / visit
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2.3
Visit duration
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1m 31s
Traffic sources
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● Direct 88% · ● Referral 10%
ChatPDFOpenCodeLightPDF
0477.3K954.5K1.4M1.9MLightPDF · 1.6MLightPDF · 1.6MLightPDF · 1.9MLightPDF · 1.7MLightPDF · 1.9MLightPDF · 1.9MLightPDF · 1.8MLightPDF · 1.5MLightPDF · 1.8MLightPDF · 1.8M1M10MLightPDF · 1.6MLightPDF · 1.6MLightPDF · 1.9MLightPDF · 1.7MLightPDF · 1.9MLightPDF · 1.9MLightPDF · 1.8MLightPDF · 1.5MLightPDF · 1.8MLightPDF · 1.8MNov '25DecJan '26FebMarAprMayJunJulAug
Pricing
Model
Free
Free
Freemium
Starting price
Free
Free
$1.33per month · free tier available
Free tier
Free trial
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API access
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Plans
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Free FreeMonthly $5.99/moYearly $15.99/yrLifetime $39.99
Capabilities input → output
Input
DocumentsTextWeb pages
CodeText
DocumentsWeb pages
Output
Text
Code
Text
Skill level
Beginner-friendly
Advanced
Beginner-friendly
Categories
Education & LearningProductivity & OfficeResearch & AnalyticsWriting & Content+4 more
Development & CodeAI Coding Assistant
Productivity & OfficeWriting & ContentAI Document ExtractionAI PDF+1 more
Tasks what each tool can do · 0 shared · core   partial
Tasks covered
7
3
9
Document summarization
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PDFs
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Summarizing
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Coding
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Data extraction
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Document data extraction
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PDF analysis
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Homework assistance
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OCR
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Research
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Text extraction
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Academic research
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Developer tools
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Development
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Document processing
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–
Summaries
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–
Community on aitoolstime
Rating
no ratings yet
no ratings yet
no ratings yet
Upvotes
▲ 0
▲ 0
▲ 0
Saves
0
0
0
Reviews
0
0
0
Prompts
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.