# UnitLink vs A

The clearest difference is update cadence: A at every 2 days against UnitLink's every 34 months. UnitLink's advantage is iOS requirement (15.0 vs 18.0). 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.

UnitLink ships an update every 34 months, A every 2 days. Both last shipped on October 29, 2026.

## The numbers

| Metric | UnitLink | A |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 34 months | **Every 2 days** |
| Size | 10 MB | 3 MB |
| Requires iOS | **15.0** | 18.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 17+ | 4+ |
| Developer | [Guangzhou Jing Rui Technology Co.,Ltd.](https://appshunter.io/developer/1208545020) | [真 陆](https://appshunter.io/developer/6787729976) |

## What reviewers say

### UnitLink

[App page](https://appshunter.io/ios/app/unitlink/id1545322269)

**Features:** macOS Compatibility

**In-app purchases:** none


### A

[App page](https://appshunter.io/ios/app/a-tube/id6808272939)

**Features:** Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is UnitLink free?

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

### Is A free?

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

### Do UnitLink or A have ads?

Neither UnitLink nor A shows ads.

### Which is updated more often, UnitLink or A?

UnitLink ships an update every 34 months, and A every 2 days. Most recently, UnitLink was updated on October 29, 2026 and A on October 29, 2026.

---

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