# GrammarStep Russian vs NOTICAU

The clearest difference is update cadence: NOTICAU at every 3 days against GrammarStep Russian's every 2 months. NOTICAU also leads on iOS requirement (15.1 vs 18.2). On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

GrammarStep Russian ships an update every 2 months, NOTICAU every 3 days. The most recent releases landed on October 24, 2026 and October 20, 2026 respectively.

## The numbers

| Metric | GrammarStep Russian | NOTICAU |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 2 months | **Every 3 days** |
| Size | 54 MB | 39 MB |
| Requires iOS | 18.2 | **15.1** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 17+ |
| Developer | [Gregoire Kourdouli](https://appshunter.io/developer/1567092907) | [TAEHYUN JOO](https://appshunter.io/developer/1884783827) |

## What reviewers say

### GrammarStep Russian

[App page](https://appshunter.io/ios/app/grammarstep-russian/id6759071686)

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

**In-app purchases:** none


### NOTICAU

[App page](https://appshunter.io/ios/app/noticau/id6777587838)

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

**In-app purchases:** none


## Frequently asked questions

### Is GrammarStep Russian free?

GrammarStep Russian is free to download, with no in-app purchases.

### Is NOTICAU free?

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

### Do GrammarStep Russian or NOTICAU have ads?

Neither GrammarStep Russian nor NOTICAU shows ads.

### Which is updated more often, GrammarStep Russian or NOTICAU?

GrammarStep Russian ships an update every 2 months, and NOTICAU every 3 days. Most recently, GrammarStep Russian was updated on October 24, 2026 and NOTICAU on October 20, 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.*