# 快乐搭 vs Solar

The clearest difference is update cadence: Solar at every 10 days against 快乐搭's every 6 weeks. 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.

快乐搭 ships an update every 6 weeks, Solar every 10 days. The most recent releases landed on September 12, 2026 and September 22, 2026 respectively.

## The numbers

| Metric | 快乐搭 | Solar |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 6 weeks | **Every 10 days** |
| Size | 74 MB | 47 MB |
| Requires iOS | **12.0** | 13.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 9+ |
| Developer | [福建佰育科技](https://appshunter.io/developer/1655475063) | [厦门蓝旭科技有限公司](https://appshunter.io/developer/1722214713) |

## What reviewers say

### 快乐搭

[App page](https://appshunter.io/ios/app/id6447779173)

**Features:** macOS Compatibility

**In-app purchases:** none


### Solar

[App page](https://appshunter.io/ios/app/solar-lit-bluetooth/id6747466536)

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

**In-app purchases:** none


## Frequently asked questions

### Is 快乐搭 free?

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

### Is Solar free?

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

### Do 快乐搭 or Solar have ads?

Neither 快乐搭 nor Solar shows ads.

### Which is updated more often, 快乐搭 or Solar?

快乐搭 ships an update every 6 weeks, and Solar every 10 days. Most recently, 快乐搭 was updated on September 12, 2026 and Solar on September 22, 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.*