# BlueHHT vs Embedded Slave

The clearest difference is update cadence: Embedded Slave at fortnightly against BlueHHT's every 12 months. 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.

BlueHHT ships an update every 12 months, Embedded Slave fortnightly. The most recent releases landed on September 15, 2026 and September 17, 2026 respectively.

## The numbers

| Metric | BlueHHT | Embedded Slave |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 12 months | **Fortnightly** |
| Size | 15 MB | 45 MB |
| Requires iOS | 13.0 | 13.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Dohmann Engineering Services](https://appshunter.io/developer/401682475) | [Wuxi Kaiyang Electronic Technology Co., Ltd.](https://appshunter.io/developer/1131154502) |

## What reviewers say

### BlueHHT

[App page](https://appshunter.io/ios/app/bluehht/id1551056680)

**Features:** macOS Compatibility

**In-app purchases:** none


### Embedded Slave

[App page](https://appshunter.io/ios/app/embedded-slave/id1596038290)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is BlueHHT free?

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

### Is Embedded Slave free?

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

### Do BlueHHT or Embedded Slave have ads?

Neither BlueHHT nor Embedded Slave shows ads.

### Which is updated more often, BlueHHT or Embedded Slave?

BlueHHT ships an update every 12 months, and Embedded Slave fortnightly. Most recently, BlueHHT was updated on September 15, 2026 and Embedded Slave on September 17, 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.*