# U8 vs ACIN

The clearest difference is in-app purchases: ACIN at none against U8's 1. ACIN also leads on ads (none vs shown). U8's advantage is iOS requirement (12.0 vs 14.0). On price and device support there is nothing between them.

Both are free to download. U8 sells 1 one-off in-app purchase. ACIN asks for nothing beyond the download.

## The numbers

| Metric | U8 | ACIN |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.0 (9 ratings)](https://appshunter.io/ios/app/u8-disk/id1554732742/reviews)** | — |
| Number of ratings | **9** | — |
| Positive reviews | 64.3% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | Yes | **No** |
| Update frequency | Every 6 weeks | — |
| Monetization | Free with in-app purchases | — |
| Size | 26 MB | 10 MB |
| Requires iOS | **12.0** | 14.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [ErxiangHeyi Information](https://appshunter.io/developer/1735695526) | [Cloud4Wi, Inc.](https://appshunter.io/developer/996606016) |

## What reviewers say

### U8

[App page](https://appshunter.io/ios/app/u8-disk/id1554732742)

Transfer and back up any file wirelessly between your mobile devices and computers without using mobile data. Experience ultra-fast speeds for seamless file management and sharing across different platforms.

**Highlights:** Zero-flow wireless file transfer, Ultra-fast transmission speeds (up to 30MB/s), File backup and management, Cross-platform compatibility, Supports various file formats

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| LifeTime | $3.99 | one-time |


### ACIN

[App page](https://appshunter.io/ios/app/acin/id1608153020)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is U8 free?

U8 is free to download, with in-app purchases available.

### Is ACIN free?

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

### Do U8 or ACIN have ads?

U8 shows ads; ACIN does not.

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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.*