PocketCAS vs MathTerms
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
PocketCAS
This advanced math application assists with a wide range of mathematical problems, from basic arithmetic to calculus, algebra, and statistics. It functions as a graphing calculator replacement, aids in homework, and supports complex calculations for academic and professional use.
- 2D and 3D plotting
- Calculus functions (limits, derivatives)
- Linear algebra operations
- Equation solving
- Scripting language
- Physical units and constants
- iCloud sync
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PocketCAS is a graphing calculator for iPhone and iPad. It graphs your functions, finds derivatives and works with exact fractions and roots. Everything runs on your device, so it works without internet or an account. An in-app purchase unlocks PocketCAS Pro, with steps, integrals and the solver. Graphs - 2D plots of functions, implicit equations, polar and parametric curves and vector fields, two functions per plot. PocketCAS marks zeros, extrema and intersections. In full screen, tap a mark to read its coordinates. - 3D surfaces with soft light and shading. Drag to turn them, pinch to zoom. Derivatives - Under each function, a suggestion shows its derivative, already worked out, and a small plot sits beside the result. Tap one to add it to your document. - Exact derivatives of products, quotients, roots and chains, written the way your textbook writes them. Exact results - Arithmetic with exact fractions and roots, trigonometric, exponential and logarithmic functions. - Matrices: determinants, inverses and products. - Your own functions, with conditions and recursion. - Common units and physical constants. Reads like your textbook - Results look the way they do in a textbook: fractions, roots, powers and matrices. - A math keyboard with every function in reach, and a hint shows what goes between the brackets. Made for daily work - Documents keep your calculations and plots together, and iCloud syncs them between your devices. - Export and print plots, entries or whole documents (with a watermark). - Help built in: the function reference explains every function with examples, and tutorials get you started. Unlock PocketCAS Pro One purchase in the app unlocks everything in PocketCAS Pro, without a subscription: calculation steps that name the rule behind each step, integrals, limits, series and sums, equation and system solving, factoring and simplifying, eigenvalues, differential equations, scripts, plots with more than two functions, imports of documents and CSV data, larger matrices in the editor, exports without a watermark, and suggestions with zeros, extrema and integrals. Family Sharing is included, and Restore Purchases is in the main menu. Until you unlock it, the function reference marks the functions of Pro with a PRO badge. PocketCAS Pro is also sold as its own app; you need only one. Questions or ideas? Write to us at https://pocketcas.com/support. Terms of Use: https://www.apple.com/legal/internet-services/itunes/dev/stdeula/ Privacy Policy: https://pocketcas.com/privacy.php
MathTerms
An illustrated glossary of math terms in English and Spanish, featuring 500 middle and high school concepts. Includes audio pronunciations by native speakers and an interactive flashcard quiz game for interactive study.
- Illustrated glossary of math terms
- English and Spanish language support
- 500 middle and high school concepts
- Audio pronunciations by native speakers
- Interactive flashcard quiz game
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Math-Terms is an illustrated glossary of mathematics terms in English and Spanish. The app includes 500 entries for middle- and high-school mathematical concepts. To help learners master speaking as well as reading, it encompasses audio pronunciations of terms, by English and Spanish native speakers. A flash-card quiz game is included, enabling students to study selected terms in an interactive environment.
Screenshots
Verdict
The clearest difference is in-app purchases: MathTerms at none against PocketCAS's 1. MathTerms also leads on rating (5.0 vs 4.6) and review sentiment (100% vs 91%). PocketCAS's advantage is update cadence (every 3 months vs every 23 months) and ratings volume (204 vs 7). On price, ads 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. PocketCAS sells 1 one-off in-app purchase. MathTerms asks for nothing beyond the download.
MathTerms holds the better App Store score, 5.0 against 4.6. That said, the two scores are not equally well evidenced: PocketCAS has 204 ratings behind it against 7, so its average is the more settled of the two. Written reviews point the same way: 91% of PocketCAS's written reviews are positive against 100% of MathTerms's.
PocketCAS ships an update every 3 months, MathTerms every 23 months. The most recent releases landed on October 23, 2026 and October 7, 2026 respectively.
| Parameter | PocketCAS | MathTerms |
|---|---|---|
| Price | Free | Free |
| Rating | 4.6 (204 ratings) | 5.0 (7 ratings) — better |
| Positive reviews | 90.8% of reviews | 100.0% of reviews — better |
| Number of ratings | 204 — better | 7 |
| Update frequency | Every 3 months — better | Every 23 months |
| Ads | No | No |
| In-app purchases | Yes | No — better |
| Monetization | Free | Free |
| Devices | iPhone, iPad | iPhone, iPad, iPod, Mac — better |
| Requires iOS | 18.0 | 14.5 — better |
| Further details — not scored | ||
| Size | 42 MB | 254 MB |
| Age rating | 4+ | 4+ |
| Developer | Timing Software GmbH | Andy Felong |
Customer experience
PocketCAS
MathTerms
Bugs and requests
PocketCAS
Reported bugs
6 issues- App crashes when loading previously saved documents
- Crashes with no error feedback or debugging information
- Cannot plot certain mathematical functions
- Zoom scaling issues with 3D graphs (scales Z-axis incorrectly)
- Compatibility broken with iOS 6 after iOS 7 update
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- Function plotting limitations for advanced equations
Requested features
8 requests- Dark theme/dark mode for UI
- Multiple polynomials on single graph
- Inverse button functionality
- Better zoom functionality for 3D graphs
- Improved documentation and tutorials
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- More Greek characters support
- Measurement conversion capabilities
- Better control layout and cleanup
MathTerms
Not enough reviews yet to summarise bugs or requests.
In-app purchases
PocketCAS
- PocketCAS Pro$29.99
MathTerms
No in-app purchases
Questions
Is PocketCAS free?
Is MathTerms free?
Which has better reviews, PocketCAS or MathTerms?
Do PocketCAS or MathTerms have ads?
Which is updated more often, PocketCAS or MathTerms?
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