# ACT Math vs GeoFormulas by ChatStick

The clearest difference is ads: ACT Math at none against GeoFormulas by ChatStick's shown. ACT Math also leads on device support (3 vs 1) and iOS requirement (15.0 vs 18.4). On price, update cadence and in-app purchases there is nothing between them.

Both are free to download. ACT Math sells 1 one-off in-app purchase and GeoFormulas by ChatStick sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.

ACT Math ships an update every 11 months, GeoFormulas by ChatStick every 7 months. The most recent releases landed on October 23, 2026 and October 18, 2026 respectively.

## The numbers

| Metric | ACT Math | GeoFormulas by ChatStick |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.7 (19 ratings)](https://appshunter.io/ios/app/act-math-algebra-lite/id585171630/reviews)** | — |
| Number of ratings | **19** | — |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | Yes | Yes |
| Ads | **No** | Yes |
| Update frequency | Every 11 months | **Every 7 months** |
| Monetization | Free | — |
| Size | 17 MB | 8 MB |
| Requires iOS | **15.0** | 18.4 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Webrich Software Limited](https://appshunter.io/developer/290203591) | [ChatStick Company Limited](https://appshunter.io/developer/1165816085) |

## What reviewers say

### ACT Math

[App page](https://appshunter.io/ios/app/act-math-algebra-lite/id585171630)

This app provides comprehensive practice for the ACT Algebra section with numerous questions and detailed explanations. It includes mock tests, instant feedback, and progress tracking to help users prepare effectively for the exam.

**Highlights:** 490 ACT Algebra practice questions, 49 revision notes, Mock tests with mixed questions, Instant feedback on answers, Detailed explanations for each question, Progress tracking with charts, Revision by topic

**Features:** macOS Compatibility

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Full Question Bank | $1.99 | one-time |


### 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 ACT Math free?

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

### Is GeoFormulas by ChatStick free?

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

### Do ACT Math or GeoFormulas by ChatStick have ads?

GeoFormulas by ChatStick shows ads; ACT Math does not.

### Which is updated more often, ACT Math or GeoFormulas by ChatStick?

ACT Math ships an update every 11 months, and GeoFormulas by ChatStick every 7 months. Most recently, ACT Math was updated on October 23, 2026 and GeoFormulas by ChatStick on October 18, 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.*