# GrammarStep Russian vs Dentixo

The clearest difference is in-app purchases: GrammarStep Russian at none against Dentixo's 8. Dentixo's advantage is update cadence (every 3 days vs every 2 months) and iOS requirement (15.1 vs 18.2). On price, ads and device support there is nothing between them.

Both are free to download. Dentixo sells 8 in-app purchases, starting at $6.99 per month. GrammarStep Russian asks for nothing beyond the download.

GrammarStep Russian ships an update every 2 months, Dentixo every 3 days. Both last shipped on October 24, 2026.

## The numbers

| Metric | GrammarStep Russian | Dentixo |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 2 months | **Every 3 days** |
| Size | 54 MB | 110 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) | [NAEL KHALIL OUAZZANI](https://appshunter.io/developer/1888782887) |

## 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


### Dentixo

[App page](https://appshunter.io/ios/app/dentixo/id6761304993)

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

**In-app purchases (8)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Dentixo Pro - Mensuel | $6.99 | per month |
| Dentixo pro- annuel | $59.99 | per year |
| 5 crédits Dentixo (Pro) | $1.99 | one-time |
| 5 crédits Dentixo | $2.99 | one-time |
| 15 crédits Dentixo (Pro) | $3.99 | one-time |
| 15 crédits Dentixo | $5.99 | one-time |
| 30 crédits Dentixo (Pro) | $8.99 | one-time |
| 30 crédits Dentixo | $11.99 | one-time |


## Frequently asked questions

### Is GrammarStep Russian free?

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

### Is Dentixo free?

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

### Do GrammarStep Russian or Dentixo have ads?

Neither GrammarStep Russian nor Dentixo shows ads.

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

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