# JAM vs Riend

The clearest difference is in-app purchases: Riend at none against JAM's 1. Riend also leads on iOS requirement (15.6 vs 18.0). On price, ads and device support there is nothing between them.

Both are free to download. JAM sells 1 in-app purchase, starting at $1.99 per 7 days. Riend asks for nothing beyond the download.

## The numbers

| Metric | JAM | Riend |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Weekly | — |
| Size | 9 MB | 19 MB |
| Requires iOS | 18.0 | **15.6** |
| Devices | iPhone | **iPhone, iPod** |
| Age rating | 12+ | 4+ |
| Developer | [Dong Yoon Kang](https://appshunter.io/developer/973634945) | [Rolled AI](https://appshunter.io/developer/1851413027) |

## What reviewers say

### JAM

[App page](https://appshunter.io/ios/app/jam-ai-language-flashcard/id6745749220)

**Features:** macOS Compatibility

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Premium Weekly Subscription | $1.99 | per 7 days |


### Riend

[App page](https://appshunter.io/ios/app/riend/id6755033136)

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

**In-app purchases:** none


## Frequently asked questions

### Is JAM free?

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

### Is Riend free?

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

### Do JAM or Riend have ads?

Neither JAM nor Riend shows ads.

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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.*