Math Wiki vs Sharpn
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Math Wiki
This app serves as a portable math encyclopedia and practice tool. It offers detailed explanations, examples, and exercises covering a wide range of mathematical topics from arithmetic to calculus, suitable for students from 7th grade through college.
- Portable math reference work
- Glossary of mathematical terms
- Foundations from 7th grade
- Detailed explanations with examples
- Exercises on every topic
- Search functionality
- Covers arithmetic, geometry, calculus, and more
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"What is a linear function?", "How to solve a quadratic equation?", "What is the Pythagorean theorem all about?" Math Wiki provides numerous exercises and articles in the field of mathematics, which are helpful to better understand the foundations of mathematics from 7th grade upwards. The app is also useful in preparation for middle school exams, high school and college math. Math Wiki includes the following features: • portable and compact reference work for math • glossary of mathematical terms • numerous foundations from 7th grade • ideal for learning, reference and practice • simple and detailed explanations with lots of examples for better understanding • exercises on every topic • clear structuring with subtopics • search option • suitable for high school graduation and middle school exams Math Wiki has many explanations of important topics of mathematics which are described in detail. In addition to the explanations there are examples and lots of tasks with solutions. Learn, repeat or practice math anytime and anywhere with our wiki and encyclopedia of mathematics. The following topics are already included: Arithmetic / laws of arithmetic / mathematical rules • Elementary arithmetic • Fractions • Percentage calculation • Brackets • Exponents and roots • Logarithms Geometry • Geometric formulas • Pythagorean theorem • Trigonometry Equations • Fractional equations • Linear equations • Quadratic equations • Systems of linear equations • Solve equations Functions • Linear functions • Quadratic functions • Sine and cosine • Trigonometric functions • Exponential functions • Growth and decay • Real functions • Exponential functions • Rational functions • Family of curves Stochastic • Random experiments and events • Probability • Calculating probability • Tree diagrams • Combinatorics • Statistics Differential calculus • Differentiability and derivative • Derivative rules • Applying the derivative • Curve sketching • Applications of differential calculus Integral calculus • Indefinite integral • Integration rules • Definite integrals • Calculating areas with integrals • Applications of integral calculus Analytical geometry • Vectors • Vector algebra • Lines in three dimensions • Relative position of lines • Planes • Relative position of planes For more information about our terms and policies please visit: https://www.lakdev.de/en/terms We strive to constantly expand the app and add new items and tasks. Feel free to send us your feedback, requests, topics and suggestions to math@lakschool.com.
Sharpn
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Become the sharpest version of you — in five minutes a morning. Sharpn is a daily brain warm-up. A short, playful set of exercises you do each morning to wake up your focus, memory, and mental speed. Like stretching, but for your mind. No marathon sessions, no pressure — five minutes, then get on with your day. Meet Sharpy, your beaver coach. Sharpy's whole thing is staying sharp one morning at a time, and helping you keep your streak alive. WHAT YOU'LL DO • A rotating set of quick warm-ups: mental math, memory span, pattern tracking, reaction speed, word focus, counting, and more • Read Aloud — short passages you read out loud to engage your mind a different way, with rare collectible passages to find in Sharpy's Almanac • Warm-ups that adapt to you: they get tougher as you get sharper • A Train tab, so you can practice any exercise on its own, any time of day KEEP THE STREAK • A daily streak that rewards showing up, not perfection • Streak freezes, so one missed morning doesn't erase your progress • A month calendar showing every day you kept the promise WATCH YOURSELF CLIMB • Earn Sharp Points for every morning you show up • Rank up as you sharpen — Bronze all the way to Grandmaster • Focus, Speed, and Memory stats, so you can watch the numbers move • Badges for milestones, streaks, and a few hidden surprises WHY MORNINGS Five focused minutes first thing is an easy promise to keep — and an easy habit to build. Sharpn is meant to be the calm, encouraging start to your day, never a chore. YOUR DATA STAYS YOURS No account needed. Your sessions, streak, and stats live on your device. SHARPN PRO Sharpn Pro unlocks every warm-up, your full Sharpn Score history, streak freezes, and the collectible passage library. • Weekly — $7.99, with a 3-day free trial • Yearly — $49.99 Payment is charged to your Apple Account at confirmation of purchase. Subscriptions renew automatically unless auto-renew is turned off at least 24 hours before the end of the current period. Manage or cancel any time in your Apple Account settings. Terms of Use (EULA): https://getsharpn.com/terms Privacy Policy: https://getsharpn.com/privacy Sharpn is a collection of games and mental exercises for fun and everyday mental fitness. It is not a medical device and is not intended to diagnose, treat, cure, or prevent any disease or condition.
Screenshots
Verdict
The clearest difference is in-app purchases: Sharpn at none against Math Wiki's 3. Sharpn also leads on update cadence (every 5 weeks vs every 7 months). Math Wiki's advantage is device support (3 vs 1) and iOS requirement (15.0 vs 17.0). On price and ads 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. Math Wiki sells 3 in-app purchases, starting at $2.99 per month. Sharpn asks for nothing beyond the download.
Math Wiki ships an update every 7 months, Sharpn every 5 weeks. The most recent releases landed on October 10, 2026 and October 4, 2026 respectively.
| Parameter | Math Wiki | Sharpn |
|---|---|---|
| Price | Free | Free |
| Positive reviews | 95.8% of reviews | — |
| Update frequency | Every 7 months | Every 5 weeks — better |
| Ads | No | No |
| In-app purchases | Yes | No — better |
| Monetization | Free with in-app purchases | — |
| Devices | iPhone, iPad, iPod — better | iPhone |
| Requires iOS | 15.0 — better | 17.0 |
| Further details — not scored | ||
| Size | 30 MB | 28 MB |
| Age rating | 4+ | 4+ |
| Developer | L&K development GmbH | Heesuk Kang |
In-app purchases
Math Wiki
- Premium monthly$2.991 Month
- MatheWiki Aufgaben$3.99
- MatheWiki Premium$8.99
Sharpn
No in-app purchases









