# UKU vs 蓝光erp+++

The clearest difference is device support: 蓝光erp+++ at 3 against UKU's 1. 蓝光erp+++ also leads on iOS requirement (13.0 vs 17.6). On price, update cadence, ads and in-app purchases there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

UKU ships an update every 5 weeks, 蓝光erp+++ every 2 weeks. The most recent releases landed on October 17, 2026 and October 4, 2026 respectively.

## The numbers

| Metric | UKU | 蓝光erp+++ |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 5 weeks | **Every 2 weeks** |
| Size | 30 MB | 21 MB |
| Requires iOS | 17.6 | **13.0** |
| Devices | iPhone | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [chenhao chen](https://appshunter.io/developer/1849959540) | [languang Tel](https://appshunter.io/developer/1533648092) |

## What reviewers say

### UKU

[App page](https://appshunter.io/ios/app/uku/id6756327978)

**In-app purchases:** none


### 蓝光erp+++

[App page](https://appshunter.io/ios/app/erp-plus-plus-plus/id6794164076)

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

**In-app purchases:** none


## Frequently asked questions

### Is UKU free?

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

### Is 蓝光erp+++ free?

蓝光erp+++ is free to download, with no in-app purchases.

### Do UKU or 蓝光erp+++ have ads?

Neither UKU nor 蓝光erp+++ shows ads.

### Which is updated more often, UKU or 蓝光erp+++?

UKU ships an update every 5 weeks, and 蓝光erp+++ every 2 weeks. Most recently, UKU was updated on October 17, 2026 and 蓝光erp+++ on October 4, 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.*