Geometry Cheat Sheet vs my59
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Geometry Cheat Sheet
Quickly calculate geometric formulas without manual computation. Input values for shapes like circles, rectangles, and spheres to get instant results. Includes a wide range of mathematical functions for various geometry and algebra needs.
- Geometric formula calculations
- Input values for instant results
- Formulas for circles, rectangles, spheres, and more
- Includes mean, median, mode calculations
- Exponents, square roots, and logarithms
- Linear equations and quadratic formula
- Angle conversions (radians/degrees)
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Thanks for 10,000 downloads!!!! Ever needed to know the circumference of a circle, without wanting to do the math? Or rectangle, cylinder, cone? This app is designed to do all of those formulas for you! All you have to do is input the numbers, and it gives you the answer! We have: 1) Circles 2) Rectangles 3) Triangle 4) Sphere 5) Right Circular Cylinder 6) Right Circular Cone 7) Pyramid 8) Mean, Median, and Mode 9) Exponents/Square Roots 10) Linear Equations (Distance, Midpoint, and Slope Formulas) 11) Quadratic Formula 12) Logs 13) Law of Sines/Law of Cosines 14) Radians to Degrees Conversions/Degrees to Radians Conversions ...And much more coming!
my59
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Experience the power and authenticity of a classic programmable calculator from the late 1970s directly on your iPhone, iPad, and Mac. my59 is not just a calculator app; it is a faithful, highly accurate emulator that brings a piece of computing history into the modern era. Whether you are an engineer, a student, a retro-computing enthusiast, or simply someone who appreciates the raw power of vintage programmable calculators, my59 delivers an authentic, uncompromised experience enhanced with the latest Apple ecosystem features. KEY FEATURES: Authentic Design & Feel: A meticulously crafted interface inspired by classic programmable calculators of the era, complete with a faithful keypad layout and display. Full Emulation: Supports the complete original instruction set, memory registers, and programming logic. Write and execute programs just as you would on the original hardware. Modern Workspace: Fully optimized for all screen sizes, including seamless portrait and landscape modes on iPad, and native support for Apple Silicon Macs. Built-in Documentation: Never get stuck. Full documentation, manuals, and quick references are integrated directly into the app for easy access. UNLOCK FULL POWER (Premium): my59 is free to download and try. Upgrading to Premium (available as a flexible subscription or a lifetime one-time purchase) unlocks the ultimate workstation: Complete Module Library: Get unrestricted access to all expansion packs and library modules. iCloud Sync: Keep your programs, memory state, and modules seamlessly synchronized across your iPhone, iPad, and Mac. Advanced Saving & Sharing: Save an unlimited number of custom programs and easily share them with other users. Terms of Use (EULA): https://www.apple.com/legal/internet-services/itunes/dev/stdeula/ This app is an independent project and is not affiliated with, endorsed by, or connected to Texas Instruments Inc. or any of its subsidiaries.
Screenshots
Verdict
The clearest difference is update cadence: my59 at every 2 weeks against Geometry Cheat Sheet's every 5 months. Geometry Cheat Sheet's advantage is iOS requirement (8.0 vs 26.0). On price, ads, in-app purchases and device support 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. Geometry Cheat Sheet sells 1 one-off in-app purchase and my59 sells 3 in-app purchases, starting at $0.99 per month. Whichever you choose, the download price is not the number that matters.
Geometry Cheat Sheet ships an update every 5 months, my59 every 2 weeks. The most recent releases landed on November 1, 2026 and October 31, 2026 respectively.
| Parameter | Geometry Cheat Sheet | my59 |
|---|---|---|
| Price | Free | Free |
| Rating | 4.3 (10 ratings) — better | — |
| Positive reviews | 94.7% of reviews | — |
| Number of ratings | 10 — better | — |
| Update frequency | Every 5 months | Every 2 weeks — better |
| Ads | No | No |
| In-app purchases | Yes | Yes |
| Monetization | Free | — |
| Devices | iPhone, iPod | iPhone, iPad, Mac — better |
| Requires iOS | 8.0 — better | 26.0 |
| Further details — not scored | ||
| Size | 6 MB | 11 MB |
| Age rating | 4+ | 4+ |
| Developer | Neil Shweky | Miroslav Perovic |
In-app purchases
Geometry Cheat Sheet
- Remove Ads$0.99
my59
- Monthly$0.991 Month
- Yearly$9.991 Year
- Unlock Full App$19.99









