# TSTR Bluetooth vs DSD TECH SWITCH

The clearest difference is update cadence: DSD TECH SWITCH at every 29 months against TSTR Bluetooth's every 70 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.

TSTR Bluetooth ships an update every 70 months, DSD TECH SWITCH every 29 months. The most recent releases landed on September 15, 2026 and September 20, 2026 respectively.

## The numbers

| Metric | TSTR Bluetooth | DSD TECH SWITCH |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 70 months | **Every 29 months** |
| Size | 3 MB | 3 MB |
| Requires iOS | **9.0** | 9.3 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [飞 吴](https://appshunter.io/developer/645447334) | [DongGuan DESHIDE TECHNOLOGY CO.,LTD](https://appshunter.io/developer/1718185095) |

## What reviewers say

### TSTR Bluetooth

[App page](https://appshunter.io/ios/app/tstr-bluetooth/id958843207)

**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 TSTR Bluetooth free?

TSTR Bluetooth 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 TSTR Bluetooth or DSD TECH SWITCH have ads?

Neither TSTR Bluetooth nor DSD TECH SWITCH shows ads.

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

TSTR Bluetooth ships an update every 70 months, and DSD TECH SWITCH every 29 months. Most recently, TSTR Bluetooth was updated on September 15, 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.*