# U vs 正航T8

The clearest difference is update cadence: 正航T8 at every 5 weeks against U's every 6 months. U's advantage is iOS requirement (8.0 vs 15.0). On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

U ships an update every 6 months, 正航T8 every 5 weeks. The most recent releases landed on October 26, 2026 and October 30, 2026 respectively.

## The numbers

| Metric | U | 正航T8 |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 6 months | **Every 5 weeks** |
| Size | 3 MB | 8 MB |
| Requires iOS | **8.0** | 15.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 17+ | 4+ |
| Developer | [e-Excellence Inc.](https://appshunter.io/developer/389304670) | [CHING HANG](https://appshunter.io/developer/548240045) |

## What reviewers say

### U

[App page](https://appshunter.io/ios/app/u-office-force/id791499955)

**Features:** macOS Compatibility

**In-app purchases:** none


### 正航T8

[App page](https://appshunter.io/ios/app/t8/id6448613594)

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

**In-app purchases:** none


## Frequently asked questions

### Is U free?

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

### Is 正航T8 free?

正航T8 is free to download, with no in-app purchases.

### Do U or 正航T8 have ads?

Neither U nor 正航T8 shows ads.

### Which is updated more often, U or 正航T8?

U ships an update every 6 months, and 正航T8 every 5 weeks. Most recently, U was updated on October 26, 2026 and 正航T8 on October 30, 2026.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*