# ZQ Light Link vs K

The clearest difference is update cadence: K at every 3 weeks against ZQ Light Link's every 4 months. ZQ Light Link's advantage is iOS requirement (9.0 vs 12.0). 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.

ZQ Light Link ships an update every 4 months, K every 3 weeks. The most recent releases landed on October 6, 2026 and October 15, 2026 respectively.

## The numbers

| Metric | ZQ Light Link | K |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 4 months | **Every 3 weeks** |
| Size | 12 MB | 90 MB |
| Requires iOS | **9.0** | 12.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Zetaqlab SPA](https://appshunter.io/developer/1190110490) | [K-Rev](https://appshunter.io/developer/1298454331) |

## What reviewers say

### ZQ Light Link

[App page](https://appshunter.io/ios/app/zq-light-link/id1190110491)

**Features:** macOS Compatibility

**In-app purchases:** none


### K

[App page](https://appshunter.io/ios/app/k-rev/id6444311048)

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

**In-app purchases:** none


## Frequently asked questions

### Is ZQ Light Link free?

ZQ Light Link is free to download, with no in-app purchases.

### Is K free?

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

### Do ZQ Light Link or K have ads?

Neither ZQ Light Link nor K shows ads.

### Which is updated more often, ZQ Light Link or K?

ZQ Light Link ships an update every 4 months, and K every 3 weeks. Most recently, ZQ Light Link was updated on October 6, 2026 and K on October 15, 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.*