# Riddlerr vs Math riddles challenge

The clearest difference is update cadence: Math riddles challenge at weekly against Riddlerr's every 3 weeks. Math riddles challenge also leads on iOS requirement (11.0 vs 15.0). On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

Riddlerr ships an update every 3 weeks, Math riddles challenge weekly. The most recent releases landed on September 10, 2026 and September 25, 2026 respectively.

## The numbers

| Metric | Riddlerr | Math riddles challenge |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | Yes | Yes |
| Update frequency | Every 3 weeks | **Weekly** |
| Size | 20 MB | 22 MB |
| Requires iOS | 15.0 | **11.0** |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Vladyslav Yermakov](https://appshunter.io/developer/1659418110) | [Merbin Joe](https://appshunter.io/developer/1281696078) |

## What reviewers say

### Riddlerr

[App page](https://appshunter.io/ios/app/riddlerr/id1659418108)

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

**In-app purchases:** none


### Math riddles challenge

[App page](https://appshunter.io/ios/app/math-riddles-challenge/id1668806527)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Riddlerr free?

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

### Is Math riddles challenge free?

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

### Do Riddlerr or Math riddles challenge have ads?

Both Riddlerr and Math riddles challenge show ads.

### Which is updated more often, Riddlerr or Math riddles challenge?

Riddlerr ships an update every 3 weeks, and Math riddles challenge weekly. Most recently, Riddlerr was updated on September 10, 2026 and Math riddles challenge on September 25, 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.*