# U vs 空白相册

The clearest difference is in-app purchases: U at none against 空白相册's 1. U also leads on update cadence (every 3 months vs every 18 months) and device support. On price there is nothing between them.

Both are free to download. 空白相册 sells 1 one-off in-app purchase. U asks for nothing beyond the download.

U ships an update every 3 months, 空白相册 every 18 months. The most recent releases landed on October 13, 2026 and October 27, 2026 respectively.

## The numbers

| Metric | U | 空白相册 |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[1.0 (1 ratings)](https://appshunter.io/ios/app/u-photo/id1481806535/reviews)** | — |
| Number of ratings | **1** | — |
| Positive reviews | 0.0% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | No | — |
| Update frequency | **Every 3 months** | Every 18 months |
| Monetization | Free | — |
| Size | 67 MB | 168 MB |
| Requires iOS | **11.0** | 18.0 |
| Devices | **iPhone, iPad, iPod** | — |
| Age rating | 17+ | 4+ |
| Developer | [Ningbo Wanyou Electronic Technology Co., Ltd.](https://appshunter.io/developer/1228091713) | [文智 祁](https://appshunter.io/developer/1675218675) |

## What reviewers say

### U

[App page](https://appshunter.io/ios/app/u-photo/id1481806535)

Browse, edit, and manage photos stored on your U-NAS device. Organize them into albums and view them chronologically. Share photos and albums with friends and sync between your mobile device and U-NAS.

**Highlights:** Browse U-NAS photos, Online photo editing, Photo management, Album creation and management, Timeline view, Photo sharing, Mobile to U-NAS sync

**Features:** macOS Compatibility

**In-app purchases:** none


### 空白相册

[App page](https://appshunter.io/ios/app/id6450840156)

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 空白相册高级版 | $3.99 | one-time |


## Frequently asked questions

### Is U free?

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

### Is 空白相册 free?

空白相册 is free to download, with in-app purchases available.

### Which is updated more often, U or 空白相册?

U ships an update every 3 months, and 空白相册 every 18 months. Most recently, U was updated on October 13, 2026 and 空白相册 on October 27, 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.*