# Systems vs Rinne by yalkey

The clearest difference is in-app purchases: Rinne by yalkey at none against Systems's 4. Rinne by yalkey also leads on iOS requirement (13.0 vs 26.0). On price, ads and device support there is nothing between them.

Both are free to download. Systems sells 4 in-app purchases, starting at $3.99 per 7 days. Rinne by yalkey asks for nothing beyond the download.

## The numbers

| Metric | Systems | Rinne by yalkey |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 0.0% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 4 weeks | — |
| Size | 70 MB | 25 MB |
| Requires iOS | 26.0 | **13.0** |
| Devices | iPhone | **iPhone, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Adam Kovacs](https://appshunter.io/developer/1814096456) | [MASAKI HIRANO](https://appshunter.io/developer/1743179924) |

## What reviewers say

### Systems

[App page](https://appshunter.io/ios/app/systems-checklists/id6746172413)

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

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Systems Pro Weekly | $3.99 | per 7 days |
| Systems Pro (1 Month) | $4.99 | per month |
| Systems Pro (1 Year) | $19.99 | per year |
| Systems Pro (Lifetime) | $49.99 | one-time |


### Rinne by yalkey

[App page](https://appshunter.io/ios/app/rinne-by-yalkey/id6777405409)

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

**In-app purchases:** none


## Frequently asked questions

### Is Systems free?

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

### Is Rinne by yalkey free?

Rinne by yalkey is free to download, with no in-app purchases.

### Do Systems or Rinne by yalkey have ads?

Neither Systems nor Rinne by yalkey 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.*