# Logik Puzzle vs klang²

The clearest difference is iOS requirement: klang² at 15.6 against Logik Puzzle's 26.0. On price, update cadence, ads and in-app purchases there is nothing between them.

Both are free to download. Logik Puzzle sells 1 one-off in-app purchase and klang² sells 10 one-off in-app purchases. Whichever you choose, the download price is not the number that matters.

Logik Puzzle ships an update every 6 weeks, klang² every 2 months. The most recent releases landed on September 26, 2026 and October 2, 2026 respectively.

## The numbers

| Metric | Logik Puzzle | klang² |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | **Every 6 weeks** | Every 2 months |
| Size | 11 MB | 89 MB |
| Requires iOS | 26.0 | **15.6** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Gerhard Lentschik](https://appshunter.io/developer/629988041) | [Oberlin & Rennertz GmbH](https://appshunter.io/developer/1474108830) |

## What reviewers say

### Logik Puzzle

[App page](https://appshunter.io/ios/app/logik-puzzle/id1473467269)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Remove Advertising | $1.99 | one-time |


### klang²

[App page](https://appshunter.io/ios/app/klang/id1491987376)

**In-app purchases (10)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Klang2 Pro Option 0 | Free | one-time |
| Klang2 Pro Option 1 | $0.99 | one-time |
| Bundesländer und Hauptstädte | $0.99 | one-time |
| Klang2 Pro Option 2 | $1.99 | one-time |
| Klang2 Pro Option 3 | $3.99 | one-time |
| Volkslieder Premium | $3.99 | one-time |
| Tierisch Menschlich | $3.99 | one-time |
| Klang2 Pro Option 4 | $7.99 | one-time |
| Klang2 Pro Option 5 | $11.99 | one-time |
| Klang2 Pro Option 6 | $16.99 | one-time |


## Frequently asked questions

### Is Logik Puzzle free?

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

### Is klang² free?

klang² is free to download, with in-app purchases available.

### Do Logik Puzzle or klang² have ads?

Neither Logik Puzzle nor klang² shows ads.

### Which is updated more often, Logik Puzzle or klang²?

Logik Puzzle ships an update every 6 weeks, and klang² every 2 months. Most recently, Logik Puzzle was updated on September 26, 2026 and klang² on October 2, 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.*