# MathCal vs Takuzu Binary

The clearest difference is in-app purchases: Takuzu Binary at none against MathCal's 4. Takuzu Binary also leads on update cadence (every 3 days vs every 2 weeks). MathCal's advantage is ads (none vs shown) and iOS requirement (6.0 vs 15.1). On price and device support there is nothing between them.

Both are free to download. MathCal sells 4 one-off in-app purchases. Takuzu Binary asks for nothing beyond the download.

MathCal ships an update every 2 weeks, Takuzu Binary every 3 days. Both last shipped on October 10, 2026.

## The numbers

| Metric | MathCal | Takuzu Binary |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[1.0 (3 ratings)](https://appshunter.io/ios/app/mathcal-one-math-challenge-every-week/id1115615372/reviews)** | — |
| Number of ratings | **3** | — |
| Positive reviews | 54.5% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | **No** | Yes |
| Update frequency | Every 2 weeks | **Every 3 days** |
| Monetization | Free with in-app purchases | — |
| Size | 41 MB | 46 MB |
| Requires iOS | **6.0** | 15.1 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Université Strasbourg](https://appshunter.io/developer/390935863) | [Edouard Schlumberger](https://appshunter.io/developer/1754832325) |

## What reviewers say

### MathCal

[App page](https://appshunter.io/ios/app/mathcal-one-math-challenge-every-week/id1115615372)

Engage in weekly mathematical challenges covering trigonometry, geometry, and algebra. Solve puzzles alone or with friends, compare results with a global community, and train your mind with fun, cerebral exercises.

**Highlights:** Weekly math challenges, Trigonometry, geometry, algebra, Solve challenges alone or with friends, Compare results with community, Cerebral training, Global player competition

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Pack of coins | $0.99 | one-time |
| Pack of coins | $2.99 | one-time |
| Pack of coins | $4.99 | one-time |
| Pack of coins | $9.99 | one-time |


### Takuzu Binary

[App page](https://appshunter.io/ios/app/takuzu-binary-puzzle-clash/id6757536906)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is MathCal free?

MathCal is free to download, with in-app purchases available.

### Is Takuzu Binary free?

Takuzu Binary is free to download, with no in-app purchases.

### Do MathCal or Takuzu Binary have ads?

Takuzu Binary shows ads; MathCal does not.

### Which is updated more often, MathCal or Takuzu Binary?

MathCal ships an update every 2 weeks, and Takuzu Binary every 3 days. Most recently, MathCal was updated on October 10, 2026 and Takuzu Binary on October 10, 2026.

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*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*