# 云于天 vs EPLight

The clearest difference is update cadence: 云于天 at fortnightly against EPLight's every 9 months. EPLight's advantage is iOS requirement (12.0 vs 15.0). 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.

云于天 ships an update fortnightly, EPLight every 9 months. The most recent releases landed on September 14, 2026 and September 9, 2026 respectively.

## The numbers

| Metric | 云于天 | EPLight |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Fortnightly** | Every 9 months |
| Size | 2 MB | 13 MB |
| Requires iOS | 15.0 | **12.0** |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [武汉策微信息科技有限公司](https://appshunter.io/developer/1523830609) | [亮 陈](https://appshunter.io/developer/1530882975) |

## What reviewers say

### 云于天

[App page](https://appshunter.io/ios/app/id1523830607)

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

**In-app purchases:** none


### EPLight

[App page](https://appshunter.io/ios/app/eplight/id1633631026)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is 云于天 free?

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

### Is EPLight free?

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

### Do 云于天 or EPLight have ads?

Neither 云于天 nor EPLight shows ads.

### Which is updated more often, 云于天 or EPLight?

云于天 ships an update fortnightly, and EPLight every 9 months. Most recently, 云于天 was updated on September 14, 2026 and EPLight on September 9, 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.*