# HL vs BLUTEK

The clearest difference is device support: BLUTEK at 2 against HL's —. HL's advantage is iOS requirement (9.0 vs 13.0). On price and in-app purchases there is nothing between them.

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

## The numbers

| Metric | HL | BLUTEK |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | — | No |
| Update frequency | — | Every 5 months |
| Size | 19 MB | 79 MB |
| Requires iOS | **9.0** | 13.0 |
| Devices | — | **iPhone, iPod** |
| Age rating | 17+ | 17+ |
| Developer | [上海铭控传感技术有限公司](https://appshunter.io/developer/1687248200) | [Ningbo Fame Instrument Co.,Ltd](https://appshunter.io/developer/1802541782) |

## What reviewers say

### HL

[App page](https://appshunter.io/ios/app/hl-151-cn/id6448973601)

**In-app purchases:** none


### BLUTEK

[App page](https://appshunter.io/ios/app/blutek/id6743382057)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is HL free?

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

### Is BLUTEK free?

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

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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.*