ChatDOC vs Gemini Notebook
Price, platforms and features side by side. The table says where each price was read and when.
ChatDOC
Chat with PDFs and documents, with answers traced to the source
Gemini Notebook
Google's AI research assistant that answers from your own sources
Where they differ
- ChatDOC starts at $89.9 per 360 days (a 30-day plan is also sold). Gemini Notebook starts at $4.99 per month (Google AI Plus).
- Gemini Notebook has a free plan. ChatDOC does not, though it has a free trial.
- Only ChatDOC lists a browser extension.
- Only Gemini Notebook lists iOS and Android apps.
- ChatDOC also covers research and citations.
- Gemini Notebook also covers AI search and notes.
At a glance
| ChatDOC | Gemini Notebook | |
|---|---|---|
| Pricing | Free trial | Free plan |
| Starts at | $89.9 per 360 days (a 30-day plan is also sold) | $4.99 per month (Google AI Plus) |
| Free plan | None | Standard tier, free with a Google account: 100 notebooks, 50 sources per notebook and standard usage limits that refresh every 5 hours up to a weekly cap. |
| Free trial | Free account, no card needed: 10 file uploads and 100 questions in total, at most 5 files and 20 questions a day. | None listed |
| Web | ||
| iOS | ||
| Android | ||
| Browser extension | ||
| Made by | ChatDOC | |
| Price read from | chatdoc.com | gemini.google |
| Checked | Oct 5, 2026 | Oct 4, 2026 |
Who each one suits
ChatDOC
- Checking each AI answer against the passage it came from
- Reading papers and reports full of tables, formulas or scanned pages
- Asking questions across a folder of documents
- Users who want to answer with their own model API key
Gemini Notebook
- Students and researchers working from a set of their own documents
- Turning long documents or lecture material into audio summaries
- Answers that cite the source passage they came from
Worth knowing
ChatDOC
- The Free plan is a one-time allowance of 10 uploads and 100 questions, and it accepts PDF files only.
- The web app says it does not work on mobile and asks users to open it on a computer.
- Image analysis is a paid add-on, and GPT-4o messages are bought as separate question packages.
- Refunds must be requested within 7 days of purchase and only if Pro features have not been used.
Gemini Notebook
- Paid tiers are not sold on their own: higher limits come with a Google AI Plus, Pro or Ultra subscription.
- The free Standard tier allows 100 notebooks and 50 sources per notebook.
- Usage limits are compute-based. The quota refreshes every 5 hours until a weekly limit is reached.
- The mobile app cannot yet generate or view notes, mind maps, reports or data tables.
Key features
ChatDOC
- Cited answers with TapSource
- Each answer carries footnotes that open the passage it came from, and figures quoted in an answer can be traced back to the table or data behind them.
- Collections
- Put files in a collection, or upload a folder, and ask questions across all of them. Free accounts can hold 30 files in a collection; Pro has no limit.
- Tables, formulas and scans
- Recognizes cross-page tables and formulas and reads scanned files with OCR. The changelog says OCR became free for all users in December 2025.
- Document translation
- Translates a whole PDF or Word file while keeping its layout. Free accounts can translate 3 pages per file; Pro is unlimited.
- Bring your own model
- Besides the built-in models, users can enter their own API key to answer with models from OpenAI, Gemini, DeepSeek, Grok and others.
- Browser extensions and API
- Chrome and Edge extensions open local files and web documents in ChatDOC. A separate API sells document parsing and question answering as prepaid packages.
Gemini Notebook
- Grounded chat with citations
- Chat with a notebook to get answers based on the sources you added, with in-line citations that point back to them.
- Many source types
- Add PDFs, Google Docs, Slides and Sheets, Word and PowerPoint files, web URLs, public YouTube videos, audio files and images. A source can hold up to 500,000 words or 200 MB.
- Audio and Video Overviews
- Turns a notebook's sources into an Audio Overview or a Video Overview. In the mobile app, Audio Overviews can be downloaded for offline listening.
- Study and presentation outputs
- Generates mind maps, reports, flashcards, quizzes, infographics and slide decks from your sources.
- Deep Research
- An agentic feature that browses up to hundreds of websites, writes a multi-page report and lets you import the results and sources into a notebook.
- Mobile apps
- Apps for Android phones and tablets, iPhone and iPad. Share a website, PDF or YouTube video from another app straight into a notebook.
Plans
ChatDOC
Free$0
A one-time allowance of 10 PDF uploads and 100 questions, at most 5 files and 20 questions a day, with files of up to 300 pages and 60 MB.
Pro$89.9
per 360 days; the 30-day price sits behind a toggle
300 uploads per 30 days, 300 questions a day, no page limit, 200 MB files, and Word, EPUB, Markdown, text, scanned and website sources.
Gemini Notebook
Standard$0
Free with a Google account: 100 notebooks, 50 sources per notebook and standard usage limits.
Plus$4.99
per month, with Google AI Plus
200 notebooks, 100 sources per notebook and usage limits two times higher than standard.
Pro$19.99
per month, with Google AI Pro
500 notebooks, 300 sources per notebook and usage limits four times higher than standard.
UltraFrom $99.99
per month, with Google AI Ultra
500 notebooks, 500 or 600 sources per notebook depending on the Ultra tier, and usage limits 5x or 20x higher than AI Pro.
Ways to pay less
ChatDOC
No public discounts listed.
Gemini Notebook
- Education
Free Pro plan for college students for a year
Google's US subscriptions page says college students get a free Google AI Pro plan for one year. Google AI Pro provides the Pro tier of Gemini Notebook.
