# Rainbow Piece vs Marble Maze

The clearest difference is in-app purchases: Rainbow Piece at none against Marble Maze's 1. Marble Maze's advantage is update cadence (every 4 weeks vs every 3 months) and iOS requirement (15.0 vs 26.0). On price, ads and device support there is nothing between them.

Both are free to download. Marble Maze sells 1 one-off in-app purchase. Rainbow Piece asks for nothing beyond the download.

Rainbow Piece ships an update every 3 months, Marble Maze every 4 weeks. The most recent releases landed on October 30, 2026 and October 31, 2026 respectively.

## The numbers

| Metric | Rainbow Piece | Marble Maze |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 3 months | **Every 4 weeks** |
| Size | 1 MB | 7 MB |
| Requires iOS | 26.0 | **15.0** |
| Devices | iPhone, Apple Watch | **iPhone, iPod, Apple Watch** |
| Age rating | 4+ | 4+ |
| Developer | [Kiyoshi Izumi](https://appshunter.io/developer/1807085294) | [Vu Bach](https://appshunter.io/developer/1869520433) |

## What reviewers say

### Rainbow Piece

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

**Features:** Apple Watch app

**In-app purchases:** none


### Marble Maze

[App page](https://appshunter.io/ios/app/marble-maze-tilt-labyrinth/id6762085754)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Buy Me a Coffee | $0.99 | one-time |


## Frequently asked questions

### Is Rainbow Piece free?

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

### Is Marble Maze free?

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

### Do Rainbow Piece or Marble Maze have ads?

Neither Rainbow Piece nor Marble Maze shows ads.

### Which is updated more often, Rainbow Piece or Marble Maze?

Rainbow Piece ships an update every 3 months, and Marble Maze every 4 weeks. Most recently, Rainbow Piece was updated on October 30, 2026 and Marble Maze on October 31, 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.*