# Wi vs U8

The clearest difference is rating: U8 at 4.1 against Wi's 3.1. U8 also leads on review sentiment (64% vs 27%). Wi's advantage is in-app purchases (none vs 1) and ads (none vs shown). On price, ratings volume, update cadence and device support there is nothing between them.

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

U8 holds the better App Store score, 4.1 against 3.1. Both are backed by a comparable volume of ratings — 8 and 10 respectively. Written reviews point the same way: 27% of Wi's written reviews are positive against 64% of U8's.

Wi ships an update every 5 weeks, U8 every 6 weeks. The most recent releases landed on October 7, 2026 and October 10, 2026 respectively.

## The numbers

| Metric | Wi | U8 |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [3.1 (8 ratings)](https://appshunter.io/ios/app/wi-fi-sd/id555922364/reviews) | **[4.1 (10 ratings)](https://appshunter.io/ios/app/u8-disk/id1554732742/reviews)** |
| Number of ratings | 8 | **10** |
| Positive reviews | 26.8% of reviews | **64.3% of reviews** |
| In-app purchases | **No** | Yes |
| Ads | **No** | Yes |
| Update frequency | **Every 5 weeks** | Every 6 weeks |
| Monetization | **Free** | Free with in-app purchases |
| Size | 40 MB | 26 MB |
| Requires iOS | **11.0** | 12.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Transcend Information, Inc.](https://appshunter.io/developer/460943104) | [ErxiangHeyi Information](https://appshunter.io/developer/1735695526) |

## What reviewers say

### Wi

[App page](https://appshunter.io/ios/app/wi-fi-sd/id555922364)

Wirelessly share photos and videos from your camera to iOS devices. View media instantly, organize files, and switch between direct and internet connection modes. Supports up to three devices simultaneously.

**Highlights:** Instant photo and video sharing, View photos (JPG, BMP, PNG), Shoot & View on iOS, Up to 3 simultaneous connections, Direct and Internet connection modes, EXIF information support

**In-app purchases:** none


### 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 |


## Frequently asked questions

### Is Wi free?

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

### Is U8 free?

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

### Which has better reviews, Wi or U8?

U8 is rated higher. Wi averages 3.1 out of 5 from 8 ratings, while U8 averages 4.1 from 10 ratings.

### Do Wi or U8 have ads?

U8 shows ads; Wi does not.

### Which is updated more often, Wi or U8?

Wi ships an update every 5 weeks, and U8 every 6 weeks. Most recently, Wi was updated on October 7, 2026 and U8 on October 10, 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.*