# Rainbow Piece vs Puzzle Force

The clearest difference is in-app purchases: Rainbow Piece at none against Puzzle Force's 1. Puzzle Force's advantage is update cadence (weekly vs every 3 months) and iOS requirement (13.0 vs 26.0). On price, ads and device support there is nothing between them.

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

Rainbow Piece ships an update every 3 months, Puzzle Force weekly. The most recent releases landed on October 15, 2026 and October 12, 2026 respectively.

## The numbers

| Metric | Rainbow Piece | Puzzle Force |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 3 months | **Weekly** |
| Size | 1 MB | 71 MB |
| Requires iOS | 26.0 | **13.0** |
| Devices | iPhone, Apple Watch | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Kiyoshi Izumi](https://appshunter.io/developer/1807085294) | [David Boukhors](https://appshunter.io/developer/706383888) |

## What reviewers say

### Rainbow Piece

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

**Features:** Apple Watch app

**In-app purchases:** none


### Puzzle Force

[App page](https://appshunter.io/ios/app/puzzle-force/id6751104642)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| PuzzleForce Pro | $2.99 | one-time |


## Frequently asked questions

### Is Rainbow Piece free?

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

### Is Puzzle Force free?

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

### Do Rainbow Piece or Puzzle Force have ads?

Neither Rainbow Piece nor Puzzle Force shows ads.

### Which is updated more often, Rainbow Piece or Puzzle Force?

Rainbow Piece ships an update every 3 months, and Puzzle Force weekly. Most recently, Rainbow Piece was updated on October 15, 2026 and Puzzle Force on October 12, 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.*