3.14 Master Pi vs MathMemoAR
Price, ratings, monetisation and update history for both apps, side by side β with what reviewers say about each.
3.14 Master Pi
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3.14 Master Pi makes learning and memorizing Pi (3.14159) fun, visual, and addictive. Challenge your brain, compete with friends, and discover the hidden beauty of circles, numbers, and logic through sleek, intuitive gameplay. Features: β’ Learn and memorize Pi by practicing digits in chunks and unlocking new levels. β’ Speed challenges let you race against time to recall as many digits as you can. β’ Real-world examples, like the Pizza Value Challenge, show how Pi applies to life. β’ Track progress with accuracy, streak, and milestone stats. β’ Customize your theme colors and keypad layout for a personal experience. β’ Achievements and ranks reward your improvement from "Pi Novice" to "Pi Master." Whether you are a math enthusiast, student, or puzzle lover, Master Pi helps you train your memory and enjoy exploring one of the worldβs most fascinating constants. No ads. No distractions. Just pure Pi.
MathMemoAR
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Turn abstract math formulas into unforgettable 3D experiences! MathMemoAR transforms the way you learn geometry and algebra. Point your camera at any surface and watch mathematical formulas come alive as interactive 3D models you can walk around, scale, and explore from every angle. WHY MATH MEMO AR WORKS β SEE IT IN AR Place formulas directly in your room. Walk around a 3D cube to understand volume. See how the Pythagorean theorem actually works with colored squares on each side. Learning becomes intuitive when you can touch and explore. β MEMORY STORIES THAT STICK Every formula comes with a clever mnemonic story. "A = Ο Γ rΒ²" becomes "A PIRATE (Ο) times ROSES squared (rΒ²)" β weird, funny, and impossible to forget. These memory hooks are based on proven techniques used by memory champions. β DUAL VIEW MODES Switch between AR mode (place in your real world) and 3D mode (rotate freely on screen). Learn anywhere β with or without AR support. β TEST YOUR KNOWLEDGE Each formula includes an interactive quiz. Earn up to 3 stars and track your progress across all formulas. β BILINGUAL SUPPORT Full support for English and German β switch languages anytime in settings. WHAT'S INCLUDED Free: - 5 essential formulas to get started - Full AR and 3D visualization - Memory stories and quizzes - Progress tracking Premium (one-time purchase): - All 20 formulas unlocked - Geometry: Rectangle, Triangle, Circle, Parallelogram, Trapezoid, Rhombus - 3D Shapes: Cube, Cuboid, Cylinder, Sphere, Pyramid, Cone - Algebra: Pythagorean Theorem, all 3 Binomial Formulas - Perimeter and circumference formulas PERFECT FOR - Students preparing for exams - Visual learners who struggle with abstract concepts - Teachers looking for engaging classroom tools - Anyone who wants to finally remember those formulas - Homeschool families - Adults brushing up on math basics BUILT DIFFERENT This app was created by combining 20+ years of professional experience with cutting-edge AI-assisted development. Every visualization is carefully designed to make the math click - not just memorized, but truly understood. No subscriptions. No ads. One purchase unlocks everything forever. Download MathMemoAR and see math like never before.
Screenshots
Verdict
The clearest difference is iOS requirement: 3.14 Master Pi at 15.1 against MathMemoAR's 18.6. On price, ads, in-app purchases and device support there is nothing between them.
Scored on Price Β· Rating Β· Positive reviews Β· Number of ratings Β· Update frequency Β· Ads Β· In-app purchases Β· Monetization Β· Best chart rank Β· Devices Β· Requires iOS
Both are free to download. 3.14 Master Pi sells 5 one-off in-app purchases and MathMemoAR sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.
| Parameter | 3.14 Master Pi | MathMemoAR |
|---|---|---|
| Price | Free | Free |
| Update frequency | Every 2 months | β |
| Ads | No | No |
| In-app purchases | Yes | Yes |
| Devices | iPhone, iPad, iPod β better | iPhone, iPad |
| Requires iOS | 15.1 β better | 18.6 |
| Further details β not scored | ||
| Size | 47 MB | 12 MB |
| Age rating | 4+ | 4+ |
| Developer | David Brown | Frank Otto |
In-app purchases
3.14 Master Pi
- Summation Supporter$2.99
- Premium (Lifetime)$4.99
- Radical Patron$9.99
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- Infinite Supporter$29.99
- Pi Master$99.99
MathMemoAR
- Premium - All Formulas$2.99









