# Z2Y Java Principles vs 优享云手机

The clearest difference is price: 优享云手机 at Free against Z2Y Java Principles's $1.99. 优享云手机 also leads on iOS requirement (12.0 vs 15.6). Z2Y Java Principles's advantage is in-app purchases (none vs 10). On update cadence, ads and device support there is nothing between them.

优享云手机 is free to download; Z2Y Java Principles costs $1.99 up front. 优享云手机 sells 10 in-app purchases, starting at $2.99 per 7 days. Z2Y Java Principles asks for nothing beyond the download.

Z2Y Java Principles ships an update every 5 days, 优享云手机 every 10 days. The most recent releases landed on November 4, 2026 and October 25, 2026 respectively.

## The numbers

| Metric | Z2Y Java Principles | 优享云手机 |
| --- | --- | --- |
| Price | $1.99 | **Free** |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | **Every 5 days** | Every 10 days |
| Size | 257 MB | 102 MB |
| Requires iOS | 15.6 | **12.0** |
| Devices | **iPhone, iPad, iPod, Mac** | iPhone, iPad, iPod |
| Age rating | 4+ | 17+ |
| Developer | [洁 欧阳](https://appshunter.io/developer/1715570257) | [丽平 刘](https://appshunter.io/developer/1617072777) |

## What reviewers say

### Z2Y Java Principles

[App page](https://appshunter.io/ios/app/z2y-java-principles/id6504158005)

**Features:** Vision Pro support

**In-app purchases:** none


### 优享云手机

[App page](https://appshunter.io/ios/app/id6739693238)

**Features:** macOS Compatibility

**In-app purchases (10)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 周卡-优享 | $2.99 | per 7 days |
| 周卡-尊享 | $3.99 | per 7 days |
| 月卡-优享 | $6.99 | per month |
| 月卡-尊享 | $9.99 | per month |
| 短期卡 | $6.99 | one-time |
| 短期卡 | $7.99 | one-time |
| 短期卡 | $9.99 | one-time |
| 季卡 | $14.99 | one-time |
| 季卡 | $19.99 | one-time |
| 季卡 | $24.99 | one-time |


## Frequently asked questions

### Is Z2Y Java Principles free?

Z2Y Java Principles costs $1.99, with no in-app purchases.

### Is 优享云手机 free?

优享云手机 is free to download, with in-app purchases available.

### Do Z2Y Java Principles or 优享云手机 have ads?

Neither Z2Y Java Principles nor 优享云手机 shows ads.

### Which is updated more often, Z2Y Java Principles or 优享云手机?

Z2Y Java Principles ships an update every 5 days, and 优享云手机 every 10 days. Most recently, Z2Y Java Principles was updated on November 4, 2026 and 优享云手机 on October 25, 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.*