ACT Math vs COMath
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
ACT Math
This app provides comprehensive practice for the ACT Algebra section with numerous questions and detailed explanations. It includes mock tests, instant feedback, and progress tracking to help users prepare effectively for the exam.
- 490 ACT Algebra practice questions
- 49 revision notes
- Mock tests with mixed questions
- Instant feedback on answers
- Detailed explanations for each question
- Progress tracking with charts
- Revision by topic
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490 questions and 49 revision notes covering all ACT Algebra syllabus. This is a high quality content written by an experienced Mathematician. Other features include: ** MOCK TEST Mixed questions from all topics. ** INSTANT FEEDBACK Know instantly if your answer was right or wrong. ** REVIEW WITH EXPLANATION Review each question at the end of the test. Know the right answer with detailed explanation for each question. ** PROGRESS METER With our unique progress tracking feature including pie charts and bar graphs showing your progress, you know you are ready to take on the real test at the board when your progress meter says 100%. ** REVISE BY TOPIC 1. Exponents Exponents of 10 Scientific Notation Square Roots Squares Evaluating Exponents Dividing Exponents Multiplying Exponents Exponent of a Exponent Advanced Exponents 1 Advanced Exponents 2 2. Algebric Expressions Addition and Subtraction of Algebraic Expressions Multiplication of Algebraic Expressions Algebraic Fractions Expanding Simplifying and Factoring Binomial Expansion Evaluating Expressions 1 Evaluating Expressions 2 Manipulation and Evaluation of Expressions Translation into Algebraic Expressions Substitution Problems Difference of Two Squares Factoring Quadratics with Unit Coefficient 3. Equations & Inequalities Linear Equations 1 Linear Equations 2 Linear Equations 3 Inequalities Inequalities on Number Lines Solving Inequalities Solving for One Variable in Terms of Another Setting up Equations Solving Equations with Radical Expressions Working with 'unsolvable' equations Equations Involving Absolute Values 4. Functions Functions as Models Compound Functions and Translations Logarithms 5. Advance Equations & Inequalities Systems of Equations (Linear) Setting up Systems of Equations Solving Quadratics by Factoring Using the Quadratic Formula Rational Equations and Inequalities Quadratic Inequalities 6. Miscellaneous Introduction to Sequences Arithmetic Sequences Geometric Sequences Surds Complex Numbers Matrices Disclaimer: ACT is a registered trademark of ACT Inc. ACT Inc neither sponsors nor endorses this product or any of its content. There may be a possibility of some bugs, inaccuracies or typographical errors for which the owner cannot be held liable. * Privacy Policy: http://www.webrichsoftware.com/privacy.html * EULA: https://www.apple.com/legal/internet-services/itunes/dev/stdeula/
COMath
This app acts as a personal math tutor, offering support and practice for arithmetic, algebra, and geometry. It provides over 100,000 word problems with step-by-step solutions and an equation solver to help students develop their math skills.
- Personalized math tutoring
- Arithmetic practice (addition, subtraction, multiplication, division)
- Over 100,000 math word problems
- Step-by-step equation solving
- Algebra and geometry support
- Practice without pencils
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COMath is a fun math and brain-training app for students and puzzle lovers of all ages. - Practice addition, subtraction, multiplication, and division - Solve 100,000+ math word problems with explanations - Learn algebra step by step with the equation solver - Enjoy number puzzles like Sudoku, Calcudoku, Fillomino, Minesweeper, Calculate 24, and more Practice math, sharpen logic, and enjoy solving challenges anytime, anywhere.
Screenshots
Verdict
The clearest difference is in-app purchases: COMath at none against ACT Math's 1. COMath also leads on update cadence (monthly vs every 11 months). ACT Math's advantage is ads (none vs shown). On price, rating, review sentiment and ratings volume 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. ACT Math sells 1 one-off in-app purchase. COMath asks for nothing beyond the download.
On the App Store both sit at effectively the same score — 4.7 for ACT Math against 4.8 for COMath. Both are backed by a comparable volume of ratings — 18 and 45 respectively. Written reviews split almost evenly too, at 100% and 100% positive.
ACT Math ships an update every 11 months, COMath monthly. The most recent releases landed on September 30, 2026 and October 7, 2026 respectively.
| Parameter | ACT Math | COMath |
|---|---|---|
| Price | Free | Free |
| Rating | 4.7 (18 ratings) | 4.8 (45 ratings) — better |
| Positive reviews | 100.0% of reviews | 100.0% of reviews |
| Number of ratings | 18 | 45 — better |
| Update frequency | Every 11 months | Monthly — better |
| Ads | No — better | Yes |
| In-app purchases | Yes | No — better |
| Monetization | Free — better | Ad-supported |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod, Mac — better |
| Requires iOS | 15.0 | 15.0 |
| Further details — not scored | ||
| Size | 17 MB | 89 MB |
| Age rating | 4+ | 9+ |
| Developer | Webrich Software Limited | Jianfeng Wu |
Customer experience
ACT Math
COMath
In-app purchases
ACT Math
- Full Question Bank$1.99
COMath
No in-app purchases









