Math Masters vs Keisan
Price, ratings, monetisation and update history for both games, side by side — with what reviewers say about each.
Math Masters
Engage in math challenges with a ninja guide. Choose from three modes: solve equations to defeat enemies, construct formulas from given answers, or practice specific arithmetic skills.
- Solve equations to defeat enemies
- Construct formulas from answers
- Practice weak arithmetic points
- Three distinct game modes
- Ninja-themed learning
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Let’s study the math with the NINJA! This game has 3 modes. “Normal Mode” is defeat the enemy by solving the equation. “Puzzle Mode” is make a formula from the answer. “Training Mode” is practice the weak point.
Keisan
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A calculation power training app that solves many mental calculations within a time limit. Activate your brain by improving your judgment, concentration, and mental arithmetic skills! How to play [Normal mode] Aim for your personal best by solving as many questions as possible within the 30 second time limit! You can select the calculation method from [Addition/Subtraction/Multiplication/Division]. You can select the difficulty level from [Easy/Normal/Slightly Difficult/Difficult]. [National exam mode] Solve many problems within 60 seconds and compete with players from all over the world!
Screenshots
Verdict
The clearest difference is in-app purchases: Keisan at none against Math Masters's 1. Math Masters's advantage is device support and iOS requirement (11.0 vs 13.0). On price 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 Masters sells 1 one-off in-app purchase. Keisan asks for nothing beyond the download.
| Parameter | Math Masters | Keisan |
|---|---|---|
| Price | Free | Free |
| Rating | 4.0 (12 ratings) — better | — |
| Positive reviews | 81.8% of reviews | — |
| Number of ratings | 12 — better | — |
| Update frequency | Every 6 weeks | — |
| Ads | Yes | — |
| In-app purchases | Yes | No — better |
| Monetization | Free with in-app purchases | — |
| Devices | iPhone, iPad, iPod — better | — |
| Requires iOS | 11.0 — better | 13.0 |
| Further details — not scored | ||
| Size | 115 MB | 86 MB |
| Age rating | 4+ | 4+ |
| Developer | HARASHOW Interactive | Takumi Seki |
In-app purchases
Math Masters
- Disable Ads$3.99
Keisan
No in-app purchases
