# Flagrush vs Erla

The clearest difference is in-app purchases: Flagrush at none against Erla's 2. Flagrush also leads on iOS requirement (12.0 vs 15.0). Erla's advantage is device support. On price there is nothing between them.

Both are free to download. Erla sells 2 in-app purchases, starting at $12.99 per month. Flagrush asks for nothing beyond the download.

## The numbers

| Metric | Flagrush | Erla |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | — | No |
| Update frequency | — | Every 11 days |
| Size | 157 MB | 100 MB |
| Requires iOS | **12.0** | 15.0 |
| Devices | — | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Bristar](https://appshunter.io/developer/1704856404) | [Aleksandr Shelestov PR JustOneDev](https://appshunter.io/developer/506634828) |

## What reviewers say

### Flagrush

[App page](https://appshunter.io/ios/app/flagrush/id6464405734)

**In-app purchases:** none


### Erla

[App page](https://appshunter.io/ios/app/erla-learn-czech-with-ai/id6755622347)

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Erla Pro Monthly | $12.99 | per month |
| Erla Pro Annual | $59.99 | per year |


## Frequently asked questions

### Is Flagrush free?

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

### Is Erla free?

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

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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.*