# 10th Grade Math Challenge vs CMR Schools

The clearest difference is in-app purchases: CMR Schools at none against 10th Grade Math Challenge's 1. CMR Schools also leads on update cadence (every 2 months vs every 7 months). 10th Grade Math Challenge's advantage is iOS requirement (13.0 vs 15.0). On price, ads and device support there is nothing between them.

Both are free to download. 10th Grade Math Challenge sells 1 one-off in-app purchase. CMR Schools asks for nothing beyond the download.

10th Grade Math Challenge ships an update every 7 months, CMR Schools every 2 months. The most recent releases landed on October 22, 2026 and October 27, 2026 respectively.

## The numbers

| Metric | 10th Grade Math Challenge | CMR Schools |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.6 (5 ratings)](https://appshunter.io/ios/app/10th-grade-math-challenge/id1537491277/reviews)** | — |
| Number of ratings | **5** | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 7 months | **Every 2 months** |
| Monetization | Free with in-app purchases | — |
| Size | 28 MB | 39 MB |
| Requires iOS | **13.0** | 15.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [IT365 Solutions Inc](https://appshunter.io/developer/1531416759) | [Knoty Labs Private Limited](https://appshunter.io/developer/1066117971) |

## What reviewers say

### 10th Grade Math Challenge

[App page](https://appshunter.io/ios/app/10th-grade-math-challenge/id1537491277)

Test your knowledge with 10th-grade level math questions and puzzles. Track your progress, share your score with a certificate, and challenge friends and family. Detailed solutions are available for better understanding.

**Highlights:** 100 math questions/levels, Math puzzles, Score certificate creation, Challenge friends and family, Step-by-step solutions

**Features:** macOS Compatibility, Family Sharing

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Remove all Ads from Math 10 | $0.99 | one-time |


### CMR Schools

[App page](https://appshunter.io/ios/app/cmr-schools/id6475351054)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is 10th Grade Math Challenge free?

10th Grade Math Challenge is free to download, with in-app purchases available.

### Is CMR Schools free?

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

### Do 10th Grade Math Challenge or CMR Schools have ads?

Neither 10th Grade Math Challenge nor CMR Schools shows ads.

### Which is updated more often, 10th Grade Math Challenge or CMR Schools?

10th Grade Math Challenge ships an update every 7 months, and CMR Schools every 2 months. Most recently, 10th Grade Math Challenge was updated on October 22, 2026 and CMR Schools on October 27, 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.*