# Cool Math Game vs Remember Hub

The clearest difference is in-app purchases: Remember Hub at none against Cool Math Game's 1. Remember Hub also leads on update cadence (every 2 days vs every 3 months) and iOS requirement (11.0 vs 13.0). On price, ads and device support there is nothing between them.

Both are free to download. Cool Math Game sells 1 one-off in-app purchase. Remember Hub asks for nothing beyond the download.

Cool Math Game ships an update every 3 months, Remember Hub every 2 days. The most recent releases landed on June 3, 2026 and May 16, 2026 respectively.

## The numbers

| Metric | Cool Math Game | Remember Hub |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | **No** |
| Ads | Yes | Yes |
| Update frequency | Every 3 months | **Every 2 days** |
| Size | 80 MB | 107 MB |
| Requires iOS | 13.0 | **11.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 17+ |
| Developer | [Mitul Golakiya](https://appshunter.io/developer/1163497369) | [薛琦 高](https://appshunter.io/developer/1089039082) |

## What reviewers say

### Cool Math Game

[App page](https://appshunter.io/ios/app/cool-math-game-math-champ/id6449531890)

**Features:** macOS Compatibility

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Math Champ Pro | $9.99 | one-time |


### Remember Hub

[App page](https://appshunter.io/ios/app/remember-hub/id6456750413)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Cool Math Game free?

Cool Math Game is free to download, with in-app purchases available.

### Is Remember Hub free?

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

### Do Cool Math Game or Remember Hub have ads?

Both Cool Math Game and Remember Hub show ads.

### Which is updated more often, Cool Math Game or Remember Hub?

Cool Math Game ships an update every 3 months, and Remember Hub every 2 days. Most recently, Cool Math Game was updated on June 3, 2026 and Remember Hub on May 16, 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.*