Comparison

Math Wiki vs studycharge

Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.

Head to head
About

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.

Highlights
  • 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
Features
Read full description

"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.

About

studycharge

Features
Read full description

Create your own flashcards and master any topic with smart spaced repetition powered by the SM-2 algorithm. Go beyond simple memorization by adding cloze texts to deepen your understanding. Learn together with the community by discovering and sharing public flashcard sets, or collaborate privately with friends. Turn learning into a challenge by competing head-to-head and see who performs best. Stay motivated with weekly leaderboards among your followers and track who learns the most cards each week. Whether you study alone or with others, this app makes learning efficient, social, and engaging. Terms of Use: https://www.apple.com/legal/internet-services/itunes/dev/stdeula/

Screenshots

Math Wiki4 screens
studycharge4 screens

Verdict

The call

The clearest difference is update cadence: studycharge at every 4 days against Math Wiki's every 7 months. 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

CostPrice · In-app purchases · Ads · Monetization

Both are free to download. Math Wiki sells 3 in-app purchases, starting at $2.99 per month and studycharge sells 2 in-app purchases, starting at $3.99 per month. Whichever you choose, the download price is not the number that matters.

UpkeepUpdate frequency

Math Wiki ships an update every 7 months, studycharge every 4 days. The most recent releases landed on October 14, 2026 and October 18, 2026 respectively.

Scorecard1 real difference · 7 level
Math Wiki versus studycharge: the parameters behind the verdict, then further details
ParameterMath Wikistudycharge
PriceFreeFree
Positive reviews95.8% of reviews—
Update frequencyEvery 7 monthsEvery 4 days — better
AdsNoNo
In-app purchasesYesYes
MonetizationFree with in-app purchases—
DevicesiPhone, iPad, iPodiPhone, iPad, iPod
Requires iOS15.0 — better15.1
Further details — not scored
Size30 MB57 MB
Age rating4+4+
DeveloperL&K development GmbHTim Stieger

In-app purchases

3 purchases

Math Wiki

Subscriptions1
  • Premium monthly$2.991 Month
One-time2
  • MatheWiki Aufgaben$3.99
  • MatheWiki Premium$8.99
2 purchases

studycharge

Subscriptions1
  • Premium Monthly$3.991 Month
One-time1
  • Premium Lifetime$34.99

Questions

Is Math Wiki free?
Math Wiki is free to download, with in-app purchases available.
Is studycharge free?
studycharge is free to download, with in-app purchases available.
Do Math Wiki or studycharge have ads?
Neither Math Wiki nor studycharge shows ads.
Which is updated more often, Math Wiki or studycharge?
Math Wiki ships an update every 7 months, and studycharge every 4 days. Most recently, Math Wiki was updated on October 14, 2026 and studycharge on October 18, 2026.

Other comparisons