# Math Challenge vs Hidden Numbers

The clearest difference is price: Math Challenge at Free against Hidden Numbers's $1.99. Hidden Numbers's advantage is update cadence (every 10 months vs every 58 months) and iOS requirement (12.0 vs 17.6). On ads, in-app purchases and device support there is nothing between them.

Math Challenge is free to download; Hidden Numbers costs $1.99 up front. Neither carries in-app purchases, so what you see is what you pay.

Math Challenge ships an update every 58 months, Hidden Numbers every 10 months. The most recent releases landed on October 13, 2026 and October 18, 2026 respectively.

## The numbers

| Metric | Math Challenge | Hidden Numbers |
| --- | --- | --- |
| Price | **Free** | $1.99 |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 58 months | **Every 10 months** |
| Size | 7 MB | 14 MB |
| Requires iOS | 17.6 | **12.0** |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Nazir Dogan](https://appshunter.io/developer/1048892607) | [Michal Sajban](https://appshunter.io/developer/1523258286) |

## What reviewers say

### Math Challenge

[App page](https://appshunter.io/ios/app/math-challenge-math-game/id1091644334)

**Features:** macOS Compatibility

**In-app purchases:** none


### Hidden Numbers

[App page](https://appshunter.io/ios/app/hidden-numbers-math-game-pro/id1552360997)

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

**In-app purchases:** none


## Frequently asked questions

### Is Math Challenge free?

Math Challenge is free to download, with no in-app purchases.

### Is Hidden Numbers free?

Hidden Numbers costs $1.99, with no in-app purchases.

### Do Math Challenge or Hidden Numbers have ads?

Neither Math Challenge nor Hidden Numbers shows ads.

### Which is updated more often, Math Challenge or Hidden Numbers?

Math Challenge ships an update every 58 months, and Hidden Numbers every 10 months. Most recently, Math Challenge was updated on October 13, 2026 and Hidden Numbers on October 18, 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.*