# DataLock vs U8

The clearest difference is rating: DataLock at 5.0 against U8's 4.1. DataLock also leads on in-app purchases (none vs 1) and ads (none vs shown). U8's advantage is ratings volume (10 vs 3). On price, update cadence, device support and iOS requirement there is nothing between them.

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

DataLock holds the better App Store score, 5.0 against 4.1. Both are backed by a comparable volume of ratings — 3 and 10 respectively.

DataLock ships an update every 2 months, U8 every 6 weeks. The most recent releases landed on October 2, 2026 and October 10, 2026 respectively.

## The numbers

| Metric | DataLock | U8 |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (3 ratings)](https://appshunter.io/ios/app/datalock/id1017877759/reviews)** | [4.1 (10 ratings)](https://appshunter.io/ios/app/u8-disk/id1554732742/reviews) |
| Number of ratings | 3 | **10** |
| Positive reviews | — | 64.3% of reviews |
| In-app purchases | **No** | Yes |
| Ads | **No** | Yes |
| Update frequency | Every 2 months | **Every 6 weeks** |
| Monetization | **Free** | Free with in-app purchases |
| Size | 29 MB | 26 MB |
| Requires iOS | 12.0 | 12.0 |
| Devices | iPhone, iPod, Apple Watch | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [CLEVX, LLC](https://appshunter.io/developer/1017877758) | [ErxiangHeyi Information](https://appshunter.io/developer/1735695526) |

## What reviewers say

### DataLock

[App page](https://appshunter.io/ios/app/datalock/id1017877759)

Secure your sensitive data with a Bluetooth-enabled USB drive. This app allows you to unlock your drive using your iPhone or Apple Watch with multiple authentication options for enhanced protection.

**Highlights:** Bluetooth authentication, Multi-factor authentication, Lock/unlock USB drives, Supports Flash, HDD/SDD drives, Cross-platform compatibility

**Features:** macOS Compatibility

**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 DataLock free?

DataLock 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, DataLock or U8?

DataLock is rated higher. DataLock averages 5.0 out of 5 from 3 ratings, while U8 averages 4.1 from 10 ratings.

### Do DataLock or U8 have ads?

U8 shows ads; DataLock does not.

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

DataLock ships an update every 2 months, and U8 every 6 weeks. Most recently, DataLock was updated on October 2, 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.*