# GoThai vs Russian21

The clearest difference is in-app purchases: GoThai at none against Russian21's 1. GoThai also leads on iOS requirement (14.0 vs 17.6). On price, update cadence, ads and device support there is nothing between them.

Both are free to download. Russian21 sells 1 one-off in-app purchase. GoThai asks for nothing beyond the download.

GoThai ships an update weekly, Russian21 every 5 days. The most recent releases landed on October 28, 2026 and October 25, 2026 respectively.

## The numbers

| Metric | GoThai | Russian21 |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Weekly | **Every 5 days** |
| Size | 46 MB | 361 MB |
| Requires iOS | **14.0** | 17.6 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [UPONAIR COMPANY LIMITED](https://appshunter.io/developer/1573375513) | [OLE PETTER HAUGEN](https://appshunter.io/developer/1831337755) |

## What reviewers say

### GoThai

[App page](https://appshunter.io/ios/app/gothai/id6742068672)

**Features:** macOS Compatibility

**In-app purchases:** none


### 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 |


## Frequently asked questions

### Is GoThai free?

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

### Is Russian21 free?

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

### Do GoThai or Russian21 have ads?

Neither GoThai nor Russian21 shows ads.

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

GoThai ships an update weekly, and Russian21 every 5 days. Most recently, GoThai was updated on October 28, 2026 and Russian21 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.*