Mathify vs ChatPDF
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Mathify
Create and edit STEM documents with an AI-powered math editor. Convert handwritten formulas to digital text, process PDFs, and generate step-by-step solutions. Export your work in various formats.
- AI-powered math equation editor
- PDF processing and modification
- Handwriting and image to formula conversion
- Step-by-step solutions with AI
- Export to PDF and image formats
- WolframAlpha integration
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AI powered document style math/equation editor and solver allowing you to - Create STEM documents and export to PDF and other formats - PDF processor (upload PDF, select pages to modify, then export new PDF) * - AI chat to generate documents or step by step solutions * - Capture advanced math formulas with high precision using image upload, direct sharing from your photo library, or real-time camera capture powered by OCR (Optical Character Recognition) * - AI powered handwriting recognition with live previews (stylus drawing) * - Creating advanced math formulas fast and intuitively - Sharing images as SVG, PNG, JPEG formats * - Calculate results in WolframAlpha - Step by step solutions using LLM * * Free plan includes limited usage of these features. Higher limits and unlimited exports require a paid subscription (Standard, Professional or Expert), available as an auto-renewable in-app purchase. For current prices and the exact limits of each plan, open the Subscriptions/Paywall screen in the app by tapping "Upgrade" button at homepage. SUBSCRIPTIONS - Free: limited daily exports and AI usage, limited monthly OCR/handwriting and PDF processing - Standard, Professional, Expert: unlimited exports and higher monthly OCR, handwriting, PDF and daily AI limits Payment is charged to your Apple ID at confirmation of purchase. Subscriptions renew automatically unless cancelled at least 24 hours before the end of the current period. Manage or cancel in your App Store account settings. For more information check paywall TIPS -For multi-language use text input -For greek symbols include greek in your native keyboard. -To select formula longpress on a formula or text. -To activate zoom using pinch gestures tap with two fingers then start to zoom. To deactivate zoom mode tap with single finger. -For power or index (superscript, subscript) use '_' (underscore) for sub and '^' for super scripts. -For Big Operators (integrals, sum, product ....) choose type of limits and to add limits press '_' (underscore) for lower limit and '^' for upper limit.
ChatPDF
Upload PDFs and ask questions to get summaries, clarifications, or insights. Access your chat history across devices securely. Your documents and conversations remain private and encrypted.
- Ask questions about PDF content
- Get quick document summaries
- Clarify specific sections
- Access chat history across devices
- Secure cloud storage for conversations
- End-to-end encryption for privacy
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ChatPDF helps you interact with documents in a smarter way. Just upload a PDF and ask your questions — whether you're looking for a quick summary, clarification on a section, or insights from technical content. The app gives you direct, accurate responses based on the actual content of your file. With ChatPDF, you can access your previous conversations anytime, from any device. Your chat history is stored securely in the cloud, so you can pick up where you left off — whether you’re on the go, at work, or studying from home. Everything you upload stays private. Your files and chats are encrypted and never shared or used for anything beyond your personal use. Only you can access your data through the app — no one else can view it. ChatPDF is built for people who want to get more out of their documents — faster, easier, and with less effort. Terms of Use: https://techboeing.blogspot.com/2023/03/terms-of-use.html [:mav: 1.0.2]
Screenshots
Verdict
The clearest difference is review sentiment: Mathify at 71% against ChatPDF's 0%. Mathify also leads on rating (4.6 vs 3.0) and ads (none vs shown). On price, update cadence, in-app purchases and monetization model 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
Both are free to download. Mathify sells 3 in-app purchases, starting at $1.99 per month and ChatPDF sells 3 in-app purchases, starting at $3.99 per 7 days. Whichever you choose, the download price is not the number that matters.
Mathify holds the better App Store score, 4.6 against 3.0. Both are backed by a comparable volume of ratings — 7 and 2 respectively. Written reviews point the same way: 71% of Mathify's written reviews are positive against 0% of ChatPDF's.
Mathify ships an update every 4 days, ChatPDF weekly. The most recent releases landed on November 3, 2026 and November 5, 2026 respectively.
| Parameter | Mathify | ChatPDF |
|---|---|---|
| Price | Free | Free |
| Rating | 4.6 (7 ratings) — better | 3.0 (2 ratings) |
| Positive reviews | 71.4% of reviews — better | 0.0% of reviews |
| Number of ratings | 7 — better | 2 |
| Update frequency | Every 4 days — better | Weekly |
| Ads | No — better | Yes |
| In-app purchases | Yes | Yes |
| Monetization | Free with in-app purchases | Free with in-app purchases |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Requires iOS | 15.0 | 14.0 — better |
| Further details — not scored | ||
| Size | 76 MB | 52 MB |
| Age rating | 4+ | 4+ |
| Developer | Hakob Grigoryan | talha rehman |
Customer experience
Mathify
ChatPDF
In-app purchases
Mathify
- Standard$1.991 Month
- Professional$2.991 Month
- Expert$7.991 Month
ChatPDF
- Weekly Plan$3.997 Days
- Monthly Plan$6.991 Month
- Yearly Plan$49.491 Year









