# Tap Master vs klang²

The clearest difference is iOS requirement: Tap Master at 7.0 against klang²'s 15.6. On price, update cadence, ads and in-app purchases there is nothing between them.

Both are free to download. Tap Master 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.

Tap Master ships an update every 6 weeks, klang² every 2 months. The most recent releases landed on November 6, 2026 and November 3, 2026 respectively.

## The numbers

| Metric | Tap Master | klang² |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.7 (3 ratings)](https://appshunter.io/ios/app/tap-master-mondrian/id864202167/reviews)** | — |
| Number of ratings | **3** | — |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | **Every 6 weeks** | Every 2 months |
| Monetization | Free with in-app purchases | — |
| Size | 93 MB | 89 MB |
| Requires iOS | **7.0** | 15.6 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Robson Siebel](https://appshunter.io/developer/864202170) | [Oberlin & Rennertz GmbH](https://appshunter.io/developer/1474108830) |

## What reviewers say

### Tap Master

[App page](https://appshunter.io/ios/app/tap-master-mondrian/id864202167)

A minimalist puzzle game inspired by Piet Mondrian's art. Players tap colored and shaped pieces according to a rule, with increasing challenge at higher levels. It's designed for simple, fun gameplay anywhere.

**Highlights:** Color and shape matching gameplay, Rule-based tapping challenges, Minimalist art style, Increasing difficulty, Playable anywhere

**Features:** macOS Compatibility

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Remove Ads | $0.99 | 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 Tap Master free?

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

### Is klang² free?

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

### Do Tap Master or klang² have ads?

Neither Tap Master nor klang² shows ads.

### Which is updated more often, Tap Master or klang²?

Tap Master ships an update every 6 weeks, and klang² every 2 months. Most recently, Tap Master was updated on November 6, 2026 and klang² on November 3, 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.*