# 9th Grade Math Challenge vs MathMind.am

The clearest difference is update cadence: MathMind.am at every 2 weeks against 9th Grade Math Challenge's every 7 months. 9th Grade Math Challenge's advantage is iOS requirement (13.0 vs 26.0). On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. 9th Grade Math Challenge sells 1 one-off in-app purchase and MathMind.am sells 3 one-off in-app purchases. Whichever you choose, the download price is not the number that matters.

9th Grade Math Challenge ships an update every 7 months, MathMind.am every 2 weeks. The most recent releases landed on November 5, 2026 and November 10, 2026 respectively.

## The numbers

| Metric | 9th Grade Math Challenge | MathMind.am |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[3.9 (13 ratings)](https://appshunter.io/ios/app/9th-grade-math-challenge/id1537491129/reviews)** | — |
| Number of ratings | **13** | — |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Every 7 months | **Every 2 weeks** |
| Monetization | Free with in-app purchases | — |
| Size | 28 MB | 8 MB |
| Requires iOS | **13.0** | 26.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [IT365 Solutions Inc](https://appshunter.io/developer/1531416759) | [Hovhannes Kharazyan](https://appshunter.io/developer/6804146312) |

## What reviewers say

### 9th Grade Math Challenge

[App page](https://appshunter.io/ios/app/9th-grade-math-challenge/id1537491129)

Test your 9th-grade math skills with a challenging game featuring 100 levels and puzzles. Track your progress, share your score with a certificate, and compete with friends. Detailed solutions are provided for better understanding.

**Highlights:** 100 math questions/levels, Math puzzles, Score certificate creation, Friend challenges, Step-by-step solutions

**Features:** macOS Compatibility, Family Sharing

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Remove all Ads from Math 9 | $0.99 | one-time |


### MathMind.am

[App page](https://appshunter.io/ios/app/mathmindam/id6807186582)

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Ամսական | $6.99 | one-time |
| Եռամսյա | $17.99 | one-time |
| Վեցամսյա | $29.99 | one-time |


## Frequently asked questions

### Is 9th Grade Math Challenge free?

9th Grade Math Challenge is free to download, with in-app purchases available.

### Is MathMind.am free?

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

### Do 9th Grade Math Challenge or MathMind.am have ads?

Neither 9th Grade Math Challenge nor MathMind.am shows ads.

### Which is updated more often, 9th Grade Math Challenge or MathMind.am?

9th Grade Math Challenge ships an update every 7 months, and MathMind.am every 2 weeks. Most recently, 9th Grade Math Challenge was updated on November 5, 2026 and MathMind.am on November 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.*