# Russian21 vs Peek

The clearest difference is update cadence: Russian21 at every 5 days against Peek's every 2 weeks. On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. Russian21 sells 1 one-off in-app purchase and Peek sells 2 in-app purchases, starting at $4.99 per month. Whichever you choose, the download price is not the number that matters.

Russian21 ships an update every 5 days, Peek every 2 weeks. The most recent releases landed on October 30, 2026 and October 25, 2026 respectively.

## The numbers

| Metric | Russian21 | Peek |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | **Every 5 days** | Every 2 weeks |
| Size | 361 MB | 59 MB |
| Requires iOS | **17.6** | 18.2 |
| Devices | **iPhone, iPad** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [OLE PETTER HAUGEN](https://appshunter.io/developer/1831337755) | [Melvyn Hoarau](https://appshunter.io/developer/1880600559) |

## What reviewers say

### Russian21

[App page](https://appshunter.io/ios/app/russian21/id6753718818)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Russian21 Pro | $19.99 | one-time |


### Peek

[App page](https://appshunter.io/ios/app/peek-learn-language-passively/id6759779792)

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Peek+ Monthly | $4.99 | per month |
| Peek+ Annual | $29.99 | per year |


## Frequently asked questions

### Is Russian21 free?

Russian21 is free to download, with in-app purchases available.

### Is Peek free?

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

### Do Russian21 or Peek have ads?

Neither Russian21 nor Peek shows ads.

### Which is updated more often, Russian21 or Peek?

Russian21 ships an update every 5 days, and Peek every 2 weeks. Most recently, Russian21 was updated on October 30, 2026 and Peek on October 25, 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.*