# RainbowStar vs 社區樂悠悠2

The clearest difference is in-app purchases: 社區樂悠悠2 at none against RainbowStar's 6. 社區樂悠悠2 also leads on update cadence (every 8 days vs every 5 weeks). On price, ads, device support and iOS requirement there is nothing between them.

Both are free to download. RainbowStar sells 6 one-off in-app purchases. 社區樂悠悠2 asks for nothing beyond the download.

RainbowStar ships an update every 5 weeks, 社區樂悠悠2 every 8 days. The most recent releases landed on September 8, 2026 and August 22, 2026 respectively.

## The numbers

| Metric | RainbowStar | 社區樂悠悠2 |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 5 weeks | **Every 8 days** |
| Size | 287 MB | 318 MB |
| Requires iOS | 12.0 | 12.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Open Knowledge Association Ltd.](https://appshunter.io/developer/868011308) | [協康會](https://appshunter.io/developer/580776082) |

## What reviewers say

### RainbowStar

[App page](https://appshunter.io/ios/app/rainbowstar/id1251256553)

**In-app purchases (6)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 8個金幣 | $0.99 | one-time |
| 48個金幣 | $5.99 | one-time |
| 98個金幣 | $12.99 | one-time |
| 218個金幣 | $27.99 | one-time |
| 368個金幣 | $46.99 | one-time |
| 688個金幣 | $89.99 | one-time |


### 社區樂悠悠2

[App page](https://appshunter.io/ios/app/2/id6470998425)

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

**In-app purchases:** none


## Frequently asked questions

### Is RainbowStar free?

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

### Is 社區樂悠悠2 free?

社區樂悠悠2 is free to download, with no in-app purchases.

### Do RainbowStar or 社區樂悠悠2 have ads?

Neither RainbowStar nor 社區樂悠悠2 shows ads.

### Which is updated more often, RainbowStar or 社區樂悠悠2?

RainbowStar ships an update every 5 weeks, and 社區樂悠悠2 every 8 days. Most recently, RainbowStar was updated on September 8, 2026 and 社區樂悠悠2 on August 22, 2026.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*