# NOIS plus vs AI Grammar Check

The clearest difference is in-app purchases: NOIS plus at none against AI Grammar Check's 2. NOIS plus also leads on iOS requirement (11.0 vs 15.6). On price, ads and device support there is nothing between them.

Both are free to download. AI Grammar Check sells 2 in-app purchases, starting at $6.99 per month. NOIS plus asks for nothing beyond the download.

## The numbers

| Metric | NOIS plus | AI Grammar Check |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | — | Every 3 weeks |
| Size | 49 MB | 31 MB |
| Requires iOS | **11.0** | 15.6 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Suggesto s.r.l.](https://appshunter.io/developer/914252133) | [Amina Sehar](https://appshunter.io/developer/1823051162) |

## What reviewers say

### NOIS plus

[App page](https://appshunter.io/ios/app/nois-plus/id1627430700)

**Features:** macOS Compatibility

**In-app purchases:** none


### AI Grammar Check

[App page](https://appshunter.io/ios/app/ai-grammar-check-corrector/id6760130507)

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Monthly | $6.99 | per month |
| Yearly | $28.99 | per year |


## Frequently asked questions

### Is NOIS plus free?

NOIS plus is free to download, with no in-app purchases.

### Is AI Grammar Check free?

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

### Do NOIS plus or AI Grammar Check have ads?

Neither NOIS plus nor AI Grammar Check shows ads.

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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.*