# Rainbow Piece vs Mirabloom

The clearest difference is update cadence: Mirabloom at every 6 days against Rainbow Piece's every 3 months. Mirabloom also leads on iOS requirement (17.0 vs 26.0). 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.

Rainbow Piece ships an update every 3 months, Mirabloom every 6 days. The most recent releases landed on October 30, 2026 and November 6, 2026 respectively.

## The numbers

| Metric | Rainbow Piece | Mirabloom |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 3 months | **Every 6 days** |
| Size | 1 MB | 10 MB |
| Requires iOS | 26.0 | **17.0** |
| Devices | iPhone, Apple Watch | iPhone, Apple Watch |
| Age rating | 4+ | 4+ |
| Developer | [Kiyoshi Izumi](https://appshunter.io/developer/1807085294) | [株式会社仙台情報サービス](https://appshunter.io/developer/1495567667) |

## What reviewers say

### Rainbow Piece

[App page](https://appshunter.io/ios/app/rainbow-piece/id6745691663)

**Features:** Apple Watch app

**In-app purchases:** none


### Mirabloom

[App page](https://appshunter.io/ios/app/mirabloom-symmetry-puzzle/id6796955094)

**Features:** macOS Compatibility, Apple Watch app, Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is Rainbow Piece free?

Rainbow Piece is free to download, with no in-app purchases.

### Is Mirabloom free?

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

### Do Rainbow Piece or Mirabloom have ads?

Neither Rainbow Piece nor Mirabloom shows ads.

### Which is updated more often, Rainbow Piece or Mirabloom?

Rainbow Piece ships an update every 3 months, and Mirabloom every 6 days. Most recently, Rainbow Piece was updated on October 30, 2026 and Mirabloom on November 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.*