# Liquid Piano vs TowerDub

The clearest difference is price: Liquid Piano at Free against TowerDub's $9.99. Liquid Piano also leads on iOS requirement (15.0 vs 17.0). TowerDub's advantage is in-app purchases (none vs 1) and update cadence (every 4 days vs weekly). On ads and device support there is nothing between them.

Liquid Piano is free to download; TowerDub costs $9.99 up front. Liquid Piano sells 1 one-off in-app purchase. TowerDub asks for nothing beyond the download.

Liquid Piano ships an update weekly, TowerDub every 4 days. The most recent releases landed on October 28, 2026 and October 26, 2026 respectively.

## The numbers

| Metric | Liquid Piano | TowerDub |
| --- | --- | --- |
| Price | **Free** | $9.99 |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Weekly | **Every 4 days** |
| Size | 175 MB | 2 MB |
| Requires iOS | **15.0** | 17.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Luis Carrasco](https://appshunter.io/developer/1870928932) | [Adrien de Quatrebarbes](https://appshunter.io/developer/6806206384) |

## What reviewers say

### Liquid Piano

[App page](https://appshunter.io/ios/app/liquid-piano/id6758108114)

**Features:** macOS Compatibility

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Get Full Access | $3.99 | one-time |


### TowerDub

[App page](https://appshunter.io/ios/app/towerdub/id6806206082)

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

**In-app purchases:** none


## Frequently asked questions

### Is Liquid Piano free?

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

### Is TowerDub free?

TowerDub costs $9.99, with no in-app purchases.

### Do Liquid Piano or TowerDub have ads?

Neither Liquid Piano nor TowerDub shows ads.

### Which is updated more often, Liquid Piano or TowerDub?

Liquid Piano ships an update weekly, and TowerDub every 4 days. Most recently, Liquid Piano was updated on October 28, 2026 and TowerDub on October 26, 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.*