PDF.ai vs ClassMind vs LightPDF

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

Your tool
PDF.ai
vs
Competitor 1
ClassMind
Competitor 2
LightPDF
Competitor 3
Suggested competitors for PDF.ai: Smallpdf AI PDF89% APAI PDF Reader86% UPDF84% Collate83% Humata82% Adobe Acrobat82% ReadDocs82% ChatPDF80%
Compare
3 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 ClassMind
classmind.app
ClassMind is an AI-powered smart educational tool specifically designed for educators to create, organize, and enhance learning materials. It offers a suite of features to streamline classroom prepara
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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
—
—
1.8Mvisits/mo
MoM change
—
▲ 11.7%
▲ 1.0%
6-month growth
—
+84.2%
-4.4%
Global rank web
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#13,515,168
#34,433
Avg. last 3 months
—
641
1.7M
Bounce rate lower is better
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0%
51%
Pages / visit
—
—
2.3
Visit duration
—
—
1m 31s
Traffic sources
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● Direct 88% · ● Referral 10%
PDF.aiClassMindLightPDF
0477.3K954.5K1.4M1.9MClassMind · 551ClassMind · 938ClassMind · 1.9KClassMind · 1.2KClassMind · 909ClassMind · 1KLightPDF · 1.6MLightPDF · 1.6MLightPDF · 1.9MLightPDF · 1.7MLightPDF · 1.9MLightPDF · 1.9MLightPDF · 1.8MLightPDF · 1.5MLightPDF · 1.8MLightPDF · 1.8M1001K10K100K1M10MClassMind · 551ClassMind · 938ClassMind · 1.9KClassMind · 1.2KClassMind · 909ClassMind · 1KLightPDF · 1.6MLightPDF · 1.6MLightPDF · 1.9MLightPDF · 1.7MLightPDF · 1.9MLightPDF · 1.9MLightPDF · 1.8MLightPDF · 1.5MLightPDF · 1.8MLightPDF · 1.8MNov '25DecJan '26FebMarAprMayJunJulAug
Pricing
Model
Freemium
Free
Freemium
Starting price
$49per month · free tier available
Free
$1.33per 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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Free FreeMonthly $5.99/moYearly $15.99/yrLifetime $39.99
Capabilities input → output
Input
DocumentsText
DocumentsText
DocumentsWeb pages
Output
DataText
DocumentsSlidesText
Text
Skill level
Beginner-friendly
Intermediate
Beginner-friendly
Categories
Productivity & OfficeWriting & ContentAI Document ExtractionAI PDF+1 more
Education & LearningProductivity & OfficeAI Book SummarizerAI Lesson Plan Generator+2 more
Productivity & OfficeWriting & ContentAI Document ExtractionAI PDF+1 more
Tasks what each tool can do · 1 shared · core   partial
Tasks covered
10
13
9
Summarizing
Document data extraction
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PDF analysis
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Data extraction
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PDFs
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OCR
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Document processing
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Book summaries
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Curriculum integration
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Document summarization
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Interactive PDF processing
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Interactive quizzes
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Lesson generation
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Lesson plans
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PDF summaries
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Presentations
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Quiz generation
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Teaching support
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APIs
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–
Question generation
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Student progress reports
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–
Test generation
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Text extraction
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–
Education
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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.