# Grammar Express vs Grammar Master by ChatStick

The clearest difference is ads: Grammar Express at none against Grammar Master by ChatStick's shown. Grammar Express also leads on device support (3 vs 1) and iOS requirement (15.0 vs 18.4). Grammar Master by ChatStick's advantage is update cadence (every 7 months vs every 149 months). On price and in-app purchases there is nothing between them.

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

Grammar Express ships an update every 149 months, Grammar Master by ChatStick every 7 months. The most recent releases landed on November 6, 2026 and November 8, 2026 respectively.

## The numbers

| Metric | Grammar Express | Grammar Master by ChatStick |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | Yes |
| Ads | **No** | Yes |
| Update frequency | Every 149 months | **Every 7 months** |
| Size | 9 MB | 10 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

### Grammar Express

[App page](https://appshunter.io/ios/app/grammar-express-correct-usage/id498943652)

**Features:** macOS Compatibility

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Full Question Bank | $0.99 | one-time |


### Grammar Master by ChatStick

[App page](https://appshunter.io/ios/app/grammar-master-by-chatstick/id6751647833)

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

**In-app purchases (1)**

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


## Frequently asked questions

### Is Grammar Express free?

Grammar Express is free to download, with in-app purchases available.

### Is Grammar Master by ChatStick free?

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

### Do Grammar Express or Grammar Master by ChatStick have ads?

Grammar Master by ChatStick shows ads; Grammar Express does not.

### Which is updated more often, Grammar Express or Grammar Master by ChatStick?

Grammar Express ships an update every 149 months, and Grammar Master by ChatStick every 7 months. Most recently, Grammar Express was updated on November 6, 2026 and Grammar Master by ChatStick on November 8, 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.*