Math 24 vs Othello レトロー
Price, ratings, monetisation and update history for both games, side by side — with what reviewers say about each.
Math 24
This app offers a classic arithmetic puzzle where players combine four numbers using basic operations to reach 24. It features progressive difficulty levels, a timed challenge mode, and integration with Game Center for leaderboards and achievements.
- Combine four numbers to make 24
- Addition, subtraction, multiplication, division
- Stage mode with 300 levels
- Speed mode for timed challenges
- Game Center leaderboards and achievements
- Help button for difficult questions
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Math 24 - Mental Math Cards is a classical math puzzle game. The game is designed to help people of all skill levels improve their arithmetic abilities and mental math skills. Elementary school students can also play it. But you may not solve some questions even you are a graduate student! ■ How To Play The rules are simple. Combine 4 numbers into 24 by addition(+), subtraction(-), multiplication(×) and division(÷). For example, try to use these 4 numbers: 2048 to make 24. The answer is (2+0)×(4+8)=24. The question is easy, but some questions are much more difficult. You can try this: 6 6 5 9 to make 24. ■ Stage Mode 15 stages and 300 well designed levels in total. The stages are from "Baby" to "King of Math", from easy to difficult. Touch the help button at the top-right corner if you can't solve a question. There are 3 chances to use help button in each stage. ■ Speed Mode 10 random questions! Make 24 as fast as you can! Touch the garbage can button at the top-right corner to change a question. There are 3 chances to change a question in each game. ■ Game Center "Math 24" is fully integrated with Game Center - providing both Leaderboards and Achievements. The Game Center features allow you to test your skills against the rest of the world and to share your scores and accomplishments with friends. ■ Features - Well-designed levels - Best user experience and graphics - Exciting speed mode ■ The App is suitable for you - If you like sudoku, brain training, math game or puzzle game. - If you want to play with friends or family. - If you want to improve you math skills, especially the mental math skills. Have fun!
Othello レトロー
Experience the classic strategy game with an 80s retro aesthetic. Enjoy multiple AI difficulty levels and choose between 2D and 3D visual perspectives. Perfect for quick matches or in-depth play.
- 80s retro style graphics
- Multiple AI difficulty levels
- 2D and 3D view options
- Classic strategy gameplay
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Othello game in 80's retro style with multiple AI levels, supports 2D and 3D view.
Screenshots
Verdict
The clearest difference is update cadence: Othello レトロー at every 4 days against Math 24's every 6 weeks. Math 24's advantage is ratings volume (2.1K vs 4) and rating (4.7 vs 4.5). On price, ads, in-app purchases and monetization model 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 24 sells 4 one-off in-app purchases and Othello レトロー sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.
Math 24 holds the better App Store score, 4.7 against 4.5. That said, the two scores are not equally well evidenced: Math 24 has 2.1K ratings behind it against 4, so its average is the more settled of the two.
Math 24 ships an update every 6 weeks, Othello レトロー every 4 days. The most recent releases landed on September 22, 2026 and June 9, 2026 respectively.
| Parameter | Math 24 | Othello レトロー |
|---|---|---|
| Price | Free | Free |
| Rating | 4.7 (2.1K ratings) — better | 4.5 (4 ratings) |
| Positive reviews | 76.3% of reviews | — |
| Number of ratings | 2.1K — better | 4 |
| Update frequency | Every 6 weeks | Every 4 days — better |
| Ads | Yes | Yes |
| In-app purchases | Yes | Yes |
| Monetization | Free with in-app purchases | Free with in-app purchases |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Requires iOS | 10.0 — better | 13.0 |
| Further details — not scored | ||
| Size | 33 MB | 11 MB |
| Age rating | 4+ | 4+ |
| Developer | Peikun Duan | Sirawat Pulsree |
Customer experience
Math 24
Othello レトロー
Bugs and requests
Math 24
Reported bugs
3 issues- Incorrect solutions provided
- Ads not working properly
- Syncing issues across devices
Requested features
3 requests- Add negative numbers and more features
- Option to favorite/save questions
- Difficulty levels (easy, medium, hard)
Othello レトロー
Not enough reviews yet to summarise bugs or requests.
In-app purchases
Math 24
- 12 Tips$1.39
- Remove Ads$2.39
- 20 Tips$2.39
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- 20 Tips + Remove Ads$3.99
Othello レトロー
- Remove Ads$1.99
Questions
Is Math 24 free?
Is Othello レトロー free?
Which has better reviews, Math 24 or Othello レトロー?
Do Math 24 or Othello レトロー have ads?
Which is updated more often, Math 24 or Othello レトロー?
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