Smart HDD vs U8
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Smart HDD
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1. 同时支持iPhone和iPad的iOS平台。 2. 支持播放移动硬盘的视频、音频，浏览图片。 3. 支持使用第三方软件查看文档。 4. 支持删除文件操作。 5. 此为一代智能硬盘客户端。
U8
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.
- Zero-flow wireless file transfer
- Ultra-fast transmission speeds (up to 30MB/s)
- File backup and management
- Cross-platform compatibility
- Supports various file formats
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Mobile phone USB flash drive-file transfer and backup artifact Zero-flow transmission of any file, does not consume a trillion traffic, does not cost a penny. Mobile phone USB flash drive is a cross-platform, easy to operate, ultra-fast transmission speed of extremely fast file backup tools. You only need to transfer files in the same LAN through a computer browser -Software features- 1 free flow 2 File transfer speed is ultra-fast: kill Bluetooth 100 times, and the fastest speed can reach 30Mb/s. 3 Backup Files: You can browse and manage all formats supported by iOS and photos, videos, music and other files. 4 Cross-platform transmission: iOS mobile phones and other iOS mobile phones, and desktop device platforms, free transmission. 5 Powerful: Transmit photos, videos, music and other files in various formats in the same LAN. The function of mobile phone USB flash drive is small and powerful, which is a rare tool in your daily life. Come and try it quickly! ;
Screenshots
Verdict
The clearest difference is in-app purchases: Smart HDD at none against U8's 1. Smart HDD also leads on ads (none vs shown) and iOS requirement (8.0 vs 12.0). On price, update cadence and device support there is nothing between them.
Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS
Both are free to download. U8 sells 1 one-off in-app purchase. Smart HDD asks for nothing beyond the download.
Smart HDD ships an update every 2 months, U8 every 6 weeks. The most recent releases landed on October 2, 2026 and October 10, 2026 respectively.
| Parameter | Smart HDD | U8 |
|---|---|---|
| Price | Free | Free |
| Rating | — | 4.1 (10 ratings) — better |
| Positive reviews | — | 64.3% of reviews |
| Number of ratings | — | 10 — better |
| Update frequency | Every 2 months | Every 6 weeks — better |
| Ads | No — better | Yes |
| In-app purchases | No — better | Yes |
| Monetization | — | Free with in-app purchases |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Requires iOS | 8.0 — better | 12.0 |
| Further details — not scored | ||
| Size | 126 MB | 26 MB |
| Age rating | 4+ | 4+ |
| Developer | 汉福 陈 | ErxiangHeyi Information |
In-app purchases
Smart HDD
No in-app purchases
U8
- LifeTime$3.99
