# 7th Grade Math vs GeoFormulas by ChatStick

The clearest difference is price: GeoFormulas by ChatStick at Free against 7th Grade Math's $12.99. 7th Grade Math's advantage is in-app purchases (none vs 1) and ads (none vs shown). On update cadence there is nothing between them.

GeoFormulas by ChatStick is free to download; 7th Grade Math costs $12.99 up front. GeoFormulas by ChatStick sells 1 one-off in-app purchase. 7th Grade Math asks for nothing beyond the download.

7th Grade Math ships an update every 8 months, GeoFormulas by ChatStick every 7 months. The most recent releases landed on September 26, 2026 and September 14, 2026 respectively.

## The numbers

| Metric | 7th Grade Math | GeoFormulas by ChatStick |
| --- | --- | --- |
| Price | $12.99 | **Free** |
| In-app purchases | **No** | Yes |
| Ads | **No** | Yes |
| Update frequency | Every 8 months | **Every 7 months** |
| Size | 446 MB | 8 MB |
| Requires iOS | **12.0** | 18.4 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Math Galaxy](https://appshunter.io/developer/500490521) | [ChatStick Company Limited](https://appshunter.io/developer/1165816085) |

## What reviewers say

### 7th Grade Math

[App page](https://appshunter.io/ios/app/7th-grade-math-math-galaxy/id966986367)

**Features:** macOS Compatibility

**In-app purchases:** none


### GeoFormulas by ChatStick

[App page](https://appshunter.io/ios/app/geoformulas-by-chatstick/id6751835608)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Unlock All Feature | $2.99 | one-time |


## Frequently asked questions

### Is 7th Grade Math free?

7th Grade Math costs $12.99, with no in-app purchases.

### Is GeoFormulas by ChatStick free?

GeoFormulas by ChatStick is free to download, with in-app purchases available.

### Do 7th Grade Math or GeoFormulas by ChatStick have ads?

GeoFormulas by ChatStick shows ads; 7th Grade Math does not.

### Which is updated more often, 7th Grade Math or GeoFormulas by ChatStick?

7th Grade Math ships an update every 8 months, and GeoFormulas by ChatStick every 7 months. Most recently, 7th Grade Math was updated on September 26, 2026 and GeoFormulas by ChatStick on September 14, 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.*