SOINSU math puzzle vs Chempuz
Price, ratings, monetisation and update history for both games, side by side — with what reviewers say about each.
SOINSU math puzzle
Engage in a brain-training puzzle game focused on prime factorization. Anyone can learn the fun of numbers through this simple, time-killing activity. Enjoy the challenge of dividing numbers into prime factors with a high-tempo soundtrack.
- Prime factorization gameplay
- Brain training puzzles
- Mental arithmetic practice
- Cyber visuals
- Trance music soundtrack
- Multiple game modes
- Prime number collection
Read full descriptionHide full description
SOINSU Math puzzles to stimulate your brain. Anyone can easily learn the fun of numbers through time-killing brain training. This is a simple game that can be enjoyed by even elementary school students to train their mental arithmetic skills. You can casually enjoy prime factorization, which is essential for mathematics. Let's enter the world of prime numbers with high-tempo trance music! You'll definitely be hooked! Choose a prime number that can evenly divide the numbers that appear. Repeat more and more until you reach a prime number, then select "SOSUU!" The next number will appear. When you clear it, the level will go up. As the level increases, the number of types of prime numbers increases. Aim to clear the high level! ●Basic rules: ◇This is a game where you do prime factorization. ●How to play: ◇Divide the number in the middle into prime factors ◇Choose a prime number that can divide the number and flick in that direction ◇If you answer correctly, it will be divided, so repeat ◇Repeat until it becomes a prime number ◇When it becomes a prime number, flick down (SOSUU!) ◇The level increases and the next number is displayed in the center. ◇If you can't answer within 5 seconds, it's a mistake. ◇If you make a mistake 3 times, the game is over. Even though it's easy to play, you'll definitely get hooked on the increasingly difficult problems! Now, let's have some fun! ●Function: ◇Simple and cyber visuals ◇Trance music that uplifts your mood ◇Game play that strengthens concentration ◇Casual game that can be completed in a short time ◇The prime number collection that can be collected is a threatening 168 pieces. ◇You can play the no time limit mode once by watching the video. ●Mode ◇Normal Time limit 5 seconds ◇Easy 10 seconds time limit ◇Hard Time limit 5 seconds Starts at level 21 ◇Unlimited time (paid) unlimited time ●Prime number collection ◇When you watch the video, one prime number collection will be released. ◇There are 168 prime numbers in total. It covers all 3-digit prime numbers. ◇Prime numbers can be seen in beautiful cyber visuals.
Chempuz
Learn organic chemistry basics by creating molecules and completing puzzles. Trace functional groups to build compounds, score higher with complex structures, and use flashcards to memorize names. Enjoy learning through engaging gameplay.
- Create organic molecules by tracing functional groups
- Build approximately 100 types of organic molecules
- Score higher with more complex compound creation
- Collect discovered compounds
- Memorize molecule names with flashcards
- Learn organic chemistry through gameplay
Read full descriptionHide full description
"Organic Chemistry Puzzle" to learn the basics of organic chemistry You can create compounds freely by tracing functional groups on the screen. You can create about 100 kinds of organic molecules. The score is high when you create complicated compounds. The collection shows compounds found. You can memorize the names of organic molecules with organic chemistry flashcards in Practice. You will learn organi chemistry while enjoying this game.
Screenshots
Verdict
The clearest difference is update cadence: SOINSU math puzzle at weekly against Chempuz's every 5 weeks. SOINSU math puzzle also leads on iOS requirement (12.0 vs 15.0). Chempuz's advantage is review sentiment (100% vs 90%). 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. SOINSU math puzzle sells 2 one-off in-app purchases and Chempuz sells 2 one-off in-app purchases. Whichever you choose, the download price is not the number that matters.
SOINSU math puzzle ships an update weekly, Chempuz every 5 weeks. The most recent releases landed on October 27, 2026 and October 30, 2026 respectively.
| Parameter | SOINSU math puzzle | Chempuz |
|---|---|---|
| Price | Free | Free |
| Positive reviews | 90.0% of reviews | 100.0% of reviews — better |
| Update frequency | Weekly — better | Every 5 weeks |
| Ads | Yes | Yes |
| In-app purchases | Yes | Yes |
| Monetization | Free with in-app purchases | Free with in-app purchases |
| Devices | iPhone, iPad, iPod — better | iPhone, iPod |
| Requires iOS | 12.0 — better | 15.0 |
| Further details — not scored | ||
| Size | 105 MB | 57 MB |
| Age rating | 4+ | 4+ |
| Developer | GAIBAKO co., Ltd. | TomatoAppLab |
Customer experience
SOINSU math puzzle
Chempuz
In-app purchases
SOINSU math puzzle
- Add no time limit mode$0.99
- Hidden Ads$2.99
Chempuz
- 1 gem$0.29
- 10 gems$1.99









