# IOBluetoothLE vs DSD TECH SWITCH

The clearest difference is update cadence: DSD TECH SWITCH at every 29 months against IOBluetoothLE's every 67 months. DSD TECH SWITCH also leads on iOS requirement (9.3 vs 15.5). 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.

IOBluetoothLE ships an update every 67 months, DSD TECH SWITCH every 29 months. The most recent releases landed on September 28, 2026 and September 20, 2026 respectively.

## The numbers

| Metric | IOBluetoothLE | DSD TECH SWITCH |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 67 months | **Every 29 months** |
| Size | 1 MB | 3 MB |
| Requires iOS | 15.5 | **9.3** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Devantech Ltd.](https://appshunter.io/developer/601306747) | [DongGuan DESHIDE TECHNOLOGY CO.,LTD](https://appshunter.io/developer/1718185095) |

## What reviewers say

### IOBluetoothLE

[App page](https://appshunter.io/ios/app/iobluetoothle/id1154908335)

**Features:** macOS Compatibility

**In-app purchases:** none


### DSD TECH SWITCH

[App page](https://appshunter.io/ios/app/dsd-tech-switch/id1483733224)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is IOBluetoothLE free?

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

### Is DSD TECH SWITCH free?

DSD TECH SWITCH is free to download, with no in-app purchases.

### Do IOBluetoothLE or DSD TECH SWITCH have ads?

Neither IOBluetoothLE nor DSD TECH SWITCH shows ads.

### Which is updated more often, IOBluetoothLE or DSD TECH SWITCH?

IOBluetoothLE ships an update every 67 months, and DSD TECH SWITCH every 29 months. Most recently, IOBluetoothLE was updated on September 28, 2026 and DSD TECH SWITCH on September 20, 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.*