# ChatPDF vs Mathpix ChatPDF records 1,044,477 monthly visits with -3.7% month-over-month growth and Freemium pricing. Mathpix records 257,060 monthly visits with -6.9% growth and Freemium, Paid, Contact for Pricing pricing. | Metric | [ChatPDF](https://openaitools.app/tool/chatpdf) | [Mathpix](https://openaitools.app/tool/mathpix) | | :--- | :--- | :--- | | Website URL | https://www.chatpdf.com | https://mathpix.com | | Categories | AI PDF, AI Chatbot, AI PDF Summarizer, AI Summarizer | AI Documents Generator, AI PDF, AI API, AI OCR | | Pricing Model | Freemium | Freemium, Paid, Contact for Pricing | | Monthly Visits | 1,044,477 | 257,060 | | MoM Growth Rate | -3.7% | -6.9% | | Primary Market | United States | India | | Direct Visits | 457,792 | 138,072 | | Review Score | 4.2 | 4.5 | | Saved Count | 279 | 1 | | Supported Platforms | Website | Website | ## ChatPDF ChatPDF started as a simple "chat with your PDF" utility and has grown into a full research and study workspace. You can drop in a PDF, Word document, PowerPoint deck, Markdown or text file, paste a link, or point it at a YouTube video, then ask questions in natural language. Answers are grounded in your sources and come with clickable citations so you can verify anything straight from the original page. Beyond one-off Q&A, the platform supports folders and multi-file chats, so you can query a whole reading list at once and compare findings across documents. A side-by-side layout keeps the conversation and the document open together, while translation lets you read material in another language or ask questions in a language different from the source. The team has expanded the suite with an AI writer, AI detector, flashcards, slide generation, and a dedicated research mode. Access is browser-based and device-agnostic, with desktop and mobile apps available. The free tier covers a limited number of documents per day with no sign-up required for the core experience, while the paid Plus plan removes limits and unlocks advanced features. Enterprise-grade handling (SSL in transit, encrypted storage, SOC 2 Type II storage provider) is advertised, and users can delete their documents at any time. **Pricing & Plans:** Freemium. A free tier lets you analyze a limited number of documents per day, and the core chat experience works without creating an account. ChatPDF Plus is a paid subscription that adds unlimited document analysis and advanced features — check the site for current plan details and regional pricing. - **Cited answers:** Every response is anchored to your source document with clickable citations that scroll to the exact passage, so verification takes seconds instead of page-by-page searching. - **Multi-file chat and folders:** Organize documents into folders and query many files in a single conversation to compare arguments, cross-reference findings, or study a whole syllabus at once. - **Summarization and translation:** Condense long papers, reports, and contracts into key takeaways, and translate or query documents in any language — including mixing a source language with a different question language. - **Study and writing tools:** Generate flashcards and slide decks from your material, and use the built-in AI writer and AI detector for drafting and checking academic text. - **Side-by-side reading view:** Keep the chat panel and the PDF open together so answers stay linked to the original content while you read along. **Strengths:** Answers include clickable citations tied to the original page, which makes fact-checking straightforward; Works with PDFs, Word, PowerPoint, Markdown, text, YouTube links, and web pages in one place; No account needed to try the core chat experience, and the free tier covers light daily use; Multilingual: upload in one language and ask questions in another **Limitations:** The free plan caps how many documents you can analyze each day; Advanced features such as unlimited analysis and the full study toolkit sit behind the paid Plus subscription; Very large documents or heavy multi-file sessions can be slower and may hit size limits [Profile (Markdown)](https://openaitools.app/tool/chatpdf.md) ## Mathpix Mathpix combines a highly accurate OCR engine with a document conversion pipeline tuned for scientific and technical content. Snap a screenshot of an equation, a page of a textbook or a chemical structure diagram, and Mathpix returns editable LaTeX, Markdown, MathML, SMILES or ChemDraw — including tables, which most general OCR tools handle poorly. The company reports more than 5 million users, 3,000+ organisations and tens of billions of converted PDF pages. The product line spans several audiences. Researchers and students use Snip, a snip-and-convert desktop app on macOS, Windows and Linux plus a Chrome extension, alongside a Markdown editing environment designed for collaborative scientific writing. Developers reach the same engine through the OCR API and Files API, billing per page or per request and embedding conversion directly into their own applications. For large-scale work, Mathpix offers a Private Cloud OCR deployment and a Secure Conversion Service that processes whole PDF and image libraries on dedicated capacity — the pitch being millions of pages per hour instead of months of manual work. Pricing is freemium: Snip and the APIs have free tiers with usage limits, with paid individual, team and enterprise plans on top. **Pricing & Plans:** Freemium. Free tiers exist for Snip and the APIs with usage limits; paid individual and team subscriptions plus contact-for-quote enterprise, Private Cloud OCR and Secure Conversion Service options. - **Scientific OCR:** Recognises printed and handwritten math, chemistry diagrams, tables and text across many languages and returns editable output such as LaTeX, Markdown, MathML, SMILES or ChemDraw. - **Snip desktop app and Chrome extension:** Screenshot any region of your screen or a web page and copy the converted math, chemistry or text straight to your clipboard with a keyboard shortcut. - **Developer APIs:** The OCR API and Files API let you embed the same conversion engine in your own product, with support for Python and CLI workflows and full PDF document processing. - **PDF and image conversion:** Convert PDFs to LaTeX, Word, Excel, Markdown, HTML or Overleaf-ready output, and images to LaTeX, AsciiMath, CSV or other structured formats. - **Enterprise-scale services:** Private Cloud OCR and a Secure Conversion Service handle large document libraries on dedicated capacity for model training, accessibility and archival projects. **Strengths:** Exceptional accuracy on equations, chemistry notation and tables where generic OCR fails; Covers many output formats and multiple entry points: desktop app, browser extension, API and CLI; Free tiers make it easy to test on real documents before paying; Established, widely used tool with enterprise-grade hosted conversion services **Limitations:** Heavy or bulk usage is metered, so costs rise quickly with volume; Advanced enterprise options such as Private Cloud OCR require a sales conversation and custom quote; Focused on STEM content; not the cheapest option if you only need plain text OCR [Profile (Markdown)](https://openaitools.app/tool/mathpix.md) ## Frequently Asked Questions ### How do ChatPDF and Mathpix compare in monthly traffic? ChatPDF has 1,044,477 monthly visits, while Mathpix has 257,060. Traffic estimates describe audience size, not product quality. ### How do their growth rates compare? ChatPDF has a month-over-month growth rate of -3.7%; Mathpix has -6.9%. ### How does pricing compare? ChatPDF: Freemium. Freemium. A free tier lets you analyze a limited number of documents per day, and the core chat experience works without creating an account. ChatPDF Plus is a paid subscription that adds unlimited document analysis and advanced features — check the site for current plan details and regional pricing. Mathpix: Freemium, Paid, Contact for Pricing. Freemium. Free tiers exist for Snip and the APIs with usage limits; paid individual and team subscriptions plus contact-for-quote enterprise, Private Cloud OCR and Secure Conversion Service options. ## Alternatives | # | Tool Name | Monthly Visits | MoM Growth Rate | Pricing Model | Summary | Profile (Markdown) | | :--- | :--- | :--- | :--- | :--- | :--- | :--- | | 1 | [Claude](https://openaitools.app/tool/claude-2) | 1,253,439,413 | +23.8% | Freemium | Anthropic's frontier AI workspace powered by Claude 5.5 for agentic coding, analysis, and nuanced writing. | [.md](https://openaitools.app/tool/claude-2.md) | | 2 | [PDFgear](https://openaitools.app/tool/pdfgear) | 2,845,280 | -3.4% | Free | Free desktop and web PDF utility with AI features, but offers weaker mathematical symbol and LaTeX conversion. | [.md](https://openaitools.app/tool/pdfgear.md) | | 3 | [LightPDF](https://openaitools.app/tool/lightpdf-com) | 1,742,568 | -15.3% | Freemium | Provides versatile PDF editing and conversion tools, but lacks Mathpix's deep scientific equation and chemistry recognition. | [.md](https://openaitools.app/tool/lightpdf-com.md) | | 4 | [UPDF AI](https://openaitools.app/tool/updf-ai) | 1,050,387 | -7.2% | Freemium, Free Trial, Paid | Combines full desktop PDF editing software with AI chat, but requires software installation for full features. | [.md](https://openaitools.app/tool/updf-ai.md) | | 5 | [LlamaIndex](https://openaitools.app/tool/llamaindex) | 387,910 | +19.9% | Freemium, Contact for Pricing | Open-source data framework for building custom OCR and document parsing pipelines, requiring developer setup versus Mathpix. | [.md](https://openaitools.app/tool/llamaindex.md) | | 6 | [PDF.ai](https://openaitools.app/tool/pdf-ai) | 387,819 | -5.5% | Freemium, Free Trial | Offers robust PDF querying and extraction features, but is less specialized in complex mathematical and chemical notation. | [.md](https://openaitools.app/tool/pdf-ai.md) | | 7 | [Underleaf](https://openaitools.app/tool/underleaf) | 222,941 | -1.9% | Freemium | Focuses specifically on turning handwritten notes and photos into clean LaTeX code, but lacks broader document parsing. | [.md](https://openaitools.app/tool/underleaf.md) | | 8 | [Parseur](https://openaitools.app/tool/parseur-com) | 132,677 | -16.3% | Freemium, Free Trial, Contact for Pricing | Automates data extraction from unstructured documents into structured formats, but lacks interactive scientific equation editing. | [.md](https://openaitools.app/tool/parseur-com.md) | | 9 | [AskYourPDF](https://openaitools.app/tool/askyourpdf) | 127,733 | +14.1% | Freemium | Strong multi-format document chat and form filling capabilities, but interface can feel slightly more cluttered. | [.md](https://openaitools.app/tool/askyourpdf.md) | | 10 | [Elephas](https://openaitools.app/tool/elephas) | 76,647 | -14.7% | Freemium | Private AI that answers from your own documents, on Mac and Windows | [.md](https://openaitools.app/tool/elephas.md) | --- Source: https://openaitools.app/compare/chatpdf-vs-mathpix More Markdown: [Categories](https://openaitools.app/categories.md) · [Traffic rankings](https://openaitools.app/rankings.md) · [llms.txt](https://openaitools.app/llms.txt)