# System by Elimination vs Klinkende Klanke

The clearest difference is iOS requirement: System by Elimination at 12.0 against Klinkende Klanke's 15.1. On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

## The numbers

| Metric | System by Elimination | Klinkende Klanke |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | — | Weekly |
| Size | 35 MB | 188 MB |
| Requires iOS | **12.0** | 15.1 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Science Education Institute](https://appshunter.io/developer/1439710468) | [Liam Birch](https://appshunter.io/developer/6775409083) |

## What reviewers say

### System by Elimination

[App page](https://appshunter.io/ios/app/system-by-elimination/id6739993891)

**Features:** macOS Compatibility

**In-app purchases:** none


### Klinkende Klanke

[App page](https://appshunter.io/ios/app/klinkende-klanke/id6775409081)

**In-app purchases:** none


## Frequently asked questions

### Is System by Elimination free?

System by Elimination is free to download, with no in-app purchases.

### Is Klinkende Klanke free?

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

### Do System by Elimination or Klinkende Klanke have ads?

Neither System by Elimination nor Klinkende Klanke shows ads.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*