Comparison

AI Notebook vs ChatPDF

Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.

Head to head
About

AI Notebook

This app uses AI to transcribe meetings, summarize lectures and documents, and organize notes. It allows users to chat with their content, convert voice notes to text, and generate study materials. Seamlessly sync and export notes across devices for enhanced productivity.

Highlights
  • AI meeting transcription
  • LLM-powered summaries
  • Chat with content
  • Voice notes to text
  • Flashcard generation
  • Multi-modal input support
Features
Read full description

Let AI do more with your notes! Record a lecture or meeting, upload a PDF, or add a YouTube video or web page. Notebook LLM turns your content into clear summaries and lets you ask questions to understand it better. Create podcasts, infographics and slides from your materials, or generate study guides, quizzes and flashcards. Spend less time sorting through information and more time learning, preparing and creating. Summarize & Ask - Documents & More: Add PDFs, Word documents, slides (PPT), YouTube videos, web pages, text and photos. - AI Notes & Summaries: Get a concise overview or structured notes that bring the key points into focus. - Chat with Your Content: Ask questions about your materials, clarify difficult concepts and follow up on the details that matter. Record & Transcribe - Audio Recording: Capture meetings, lectures, interviews and voice memos, or upload existing recordings. - Real-Time Transcription: Follow spoken content as it becomes text, then revisit the conversation at your own pace. - Speaker Identification & Translation: See who said what and translate content to help you work across languages. Create from Notes - Podcasts: Turn your materials into audio you can listen to while commuting, walking or reviewing a topic. - Infographics & Slides: Transform key ideas into visual summaries and presentations for class or work. - Writing Templates: Give your content a new purpose with drafts for blog posts, marketing emails and video scripts. Study with Purpose - Study Guides: Turn lectures and reading materials into focused guides, key concepts and Cornell notes. - Flashcards & Quizzes: Test your understanding and find the topics that need another look. - Mind Maps: See how ideas connect and make complex topics easier to navigate. - Study Plans: Organize what to learn next with lesson plans and weekly study plans. Move Work Forward - Meeting Minutes: Turn discussions into structured summaries with key details and action items. - To-Do Lists: Organize next steps into tasks you can follow. - Analysis Templates: Structure your thinking with SWOT analyses, case studies, literature reviews and FAQs. - Custom Templates: Shape your notes around the format and information you need. Keep Everything Organized Group notes into folders, search your saved content and sync across devices. Export or share your notes when it’s time to review, collaborate or present. Make more of what you learn with Notebook LLM. Turn your next recording, document or idea into something you can act on or share.

About

ChatPDF

This AI-powered tool allows you to ask questions and get summaries directly from your PDF documents. It supports multiple files, OCR, and multilingual interactions, making complex information easily accessible.

Highlights
  • Instant answers from PDFs
  • Quick document summaries
  • Chat with multiple PDFs
  • OCR for scanned documents
  • Multilingual support
  • Cross-device access
Features
Read full description

ChatPDF lets you ask questions, request summaries, or quickly find the information you need—powered by advanced AI that understands your documents. Simply upload your PDF and start chatting. Ideal for students, researchers, and professionals, ChatPDF helps you effortlessly grasp complex research papers, academic articles, or any document you care about. Key Features: • Instant Answers: Ask questions directly to your PDFs and receive accurate responses based entirely on your document's content. • Quick Summaries: Save time and boost your understanding with concise, clear summaries of lengthy texts. • Multi-PDF Chat: Manage multiple documents seamlessly by chatting with several PDFs at once. • OCR Support: Easily extract text from scanned documents or images, making even printed PDFs fully searchable. • Multilingual Support: Engage with your documents in any language, simplifying global research and collaboration. • Robust Data Security: Your privacy matters. ChatPDF keeps your documents confidential with advanced data protection measures. • Cross-Device Access: ChatPDF runs smoothly on phones, tablets, and desktops, providing seamless document interactions wherever you are. • Trusted by Experts: Used and trusted by researchers from renowned institutions such as Stanford and Harvard for reliable, swift document analysis. • Multiple File Formats: Beyond PDFs, ChatPDF supports a variety of file formats, giving you flexible document management options. https://chat-pdf.notion.site/ChatPDF-Terms-of-Service-6a422751d9b74ad8893dea50fd970270ChatPDF is your essential tool for smarter document engagement. Whether you're studying, preparing presentations, or simply trying to make sense of complex material, ChatPDF turns your documents into clear, insightful conversations. Download now and revolutionize the way you work with PDFs! Terms of service & privacy policy: https://chat-pdf.notion.site/ChatPDF-Privacy-Policy-45fa3cf8bac8483896eb09b108f0c0f2 https://chat-pdf.notion.site/ChatPDF-Terms-of-Service-6a422751d9b74ad8893dea50fd970270

Screenshots

AI Notebook4 screens
ChatPDF3 screens

Verdict

The call

AI Notebook and ChatPDF both sit at 4.6 stars, but that hides the real split: 46% of AI Notebook's written reviews are positive against 0% of ChatPDF's. ChatPDF's advantage is update cadence (every 4 days vs every 9 days). On price, rating, ratings volume and ads there is nothing between them.

Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS

CostPrice · In-app purchases · Ads · Monetization

Both are free to download. AI Notebook sells 11 in-app purchases, starting at $9.99 per 7 days and ChatPDF sells 2 in-app purchases, starting at $14.99 per month. Whichever you choose, the download price is not the number that matters.

ReceptionRating · Positive reviews · Number of ratings

On the App Store both sit at effectively the same score — 4.6 for AI Notebook against 4.6 for ChatPDF. Both are backed by a comparable volume of ratings — 193 and 92 respectively. Written reviews are what separate them: 46% of AI Notebook's written reviews are positive against 0% of ChatPDF's.

UpkeepUpdate frequency

AI Notebook ships an update every 9 days, ChatPDF every 4 days. The most recent releases landed on October 25, 2026 and October 24, 2026 respectively.

Scorecard2 real differences · 8 level
AI Notebook versus ChatPDF: the parameters behind the verdict, then further details
ParameterAI NotebookChatPDF
PriceFreeFree
Rating4.6 (193 ratings) — better4.6 (92 ratings)
Positive reviews45.5% of reviews — better0.0% of reviews
Number of ratings193 — better92
Update frequencyEvery 9 daysEvery 4 days — better
AdsYesYes
In-app purchasesYesYes
MonetizationFree with in-app purchasesFree with in-app purchases
DevicesiPhone, iPad, iPod, Mac — betteriPhone, iPad, iPod
Requires iOS15.0 — better15.6
Further details — not scored
Size123 MB41 MB
Age rating4+4+
DeveloperAPTE LtdChatPDF GmbH

Customer experience

AI Notebook

All ratings190 ratings
Positive90.5%
Neutral3.7%
Negative5.8%
Written reviews123 reviews
Positive45.5%
Neutral6.5%
Negative48.0%

ChatPDF

All ratings92 ratings
Positive89.1%
Neutral1.1%
Negative9.8%
Written reviews5 reviews
Positive0.0%
Neutral20.0%
Negative80.0%

Bugs and requests

AI Notebook

Reported bugs

4 issues
  • Recording not working
  • Summarization not working
  • Frequent crashes
  • Incompatible with older devices

Requested features

3 requests
  • Ability to load files and images
  • Cross-platform support (Mac, Web)
  • Improved language support (multilingual)

ChatPDF

Not enough reviews yet to summarise bugs or requests.

In-app purchases

11 purchases

AI Notebook

Subscriptions6
  • Weekly3 Days trial$9.997 Days
  • Monthly$19.991 Month
  • Yearly$39.991 Year
Show 3 more
  • Yearly3 Days trial$69.991 Year
  • Yearly Premium3 Days trial$89.991 Year
  • Yearly3 Days trial$119.991 Year
One-time5
  • 10 Credits$4.99
  • 25 Credits$9.99
  • 55 Credits$19.99
Show 2 more
  • 150 Credits$49.99
  • Lifetime Premium$99.99
2 purchases

ChatPDF

Subscriptions2
  • Monthly Plus Subscription$14.991 Month
  • ChatPDF Yearly Plus Plan$89.991 Year

Questions

Is AI Notebook free?
AI Notebook is free to download, with in-app purchases available.
Is ChatPDF free?
ChatPDF is free to download, with in-app purchases available.
Which has better reviews, AI Notebook or ChatPDF?
AI Notebook is rated higher. AI Notebook averages 4.6 out of 5 from 193 ratings, while ChatPDF averages 4.6 from 92 ratings.
Do AI Notebook or ChatPDF have ads?
Both AI Notebook and ChatPDF show ads.
Which is updated more often, AI Notebook or ChatPDF?
AI Notebook ships an update every 9 days, and ChatPDF every 4 days. Most recently, AI Notebook was updated on October 25, 2026 and ChatPDF on October 24, 2026.

Other comparisons