# Star Piano vs Sonic Flow

The clearest difference is rating: Sonic Flow at 5.0 against Star Piano's 1.0. Sonic Flow also leads on update cadence (monthly vs every 4 months). Star Piano's advantage is ads (none vs shown) and monetization model (free vs ad-supported). On price, ratings volume, 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.

Sonic Flow holds the better App Store score, 5.0 against 1.0. Both are backed by a comparable volume of ratings — 1 and 1 respectively.

Star Piano ships an update every 4 months, Sonic Flow monthly. The most recent releases landed on November 1, 2026 and October 6, 2026 respectively.

## The numbers

| Metric | Star Piano | Sonic Flow |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [1.0 (1 ratings)](https://appshunter.io/ios/app/star-piano/id996365589/reviews) | **[5.0 (1 ratings)](https://appshunter.io/ios/app/sonic-flow-rhythm/id6760001580/reviews)** |
| Number of ratings | 1 | 1 |
| In-app purchases | No | No |
| Ads | **No** | Yes |
| Update frequency | Every 4 months | **Monthly** |
| Monetization | **Free** | Ad-supported |
| Size | 195 MB | 214 MB |
| Requires iOS | **9.0** | 15.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 9+ |
| Developer | [Egg Carton Studios](https://appshunter.io/developer/671543338) | [OMNIS HURRICANE LLC](https://appshunter.io/developer/1772648708) |

## What reviewers say

### Star Piano

[App page](https://appshunter.io/ios/app/star-piano/id996365589)

Learn to play piano with interactive lessons and multiple game modes. Unlock new songs and explore different instruments as you progress through over 150 levels. Requires a compatible Bluetooth piano accessory.

**Highlights:** Over 150 unlockable levels, 6 gameplay types (rhythm, listening, scaling, chords, sheet music, songs), Step-by-step learning, 10 different worlds, Earn coins to unlock songs, Free style play with 15 instruments

**Features:** Vision Pro support

**In-app purchases:** none


### Sonic Flow

[App page](https://appshunter.io/ios/app/sonic-flow-rhythm/id6760001580)

Engage with a vibrant music world by tapping to a beat as tiles flow across the screen. This game challenges your timing and reflexes with a variety of tracks, from relaxing to high-energy. It's easy to learn but offers increasing difficulty for extended play.

**Highlights:** Interactive music gameplay, Beat-driven tile challenges, Smooth controls, Responsive gameplay, Variety of music tracks, Increasing tempo challenges

**In-app purchases:** none


## Frequently asked questions

### Is Star Piano free?

Star Piano is free to download, with no in-app purchases.

### Is Sonic Flow free?

Sonic Flow is free to download, with no in-app purchases.

### Which has better reviews, Star Piano or Sonic Flow?

Sonic Flow is rated higher. Star Piano averages 1.0 out of 5 from 1 ratings, while Sonic Flow averages 5.0 from 1 ratings.

### Do Star Piano or Sonic Flow have ads?

Sonic Flow shows ads; Star Piano does not.

### Which is updated more often, Star Piano or Sonic Flow?

Star Piano ships an update every 4 months, and Sonic Flow monthly. Most recently, Star Piano was updated on November 1, 2026 and Sonic Flow on October 6, 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.*