# TOSR vs DSD TECH SWITCH

The clearest difference is update cadence: DSD TECH SWITCH at every 29 months against TOSR's every 64 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.

TOSR ships an update every 64 months, DSD TECH SWITCH every 29 months. The most recent releases landed on October 2, 2026 and September 20, 2026 respectively.

## The numbers

| Metric | TOSR | DSD TECH SWITCH |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 50.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 64 months | **Every 29 months** |
| Monetization | Free | — |
| Size | 2 MB | 3 MB |
| Requires iOS | **8.0** | 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

### TOSR

[App page](https://appshunter.io/ios/app/tosr-b-bluetooth/id1004247115)

Control external devices using your computer's USB port or wirelessly via Bluetooth, Zigbee, or WiFi. This application enables remote switching of connected equipment with customizable output modes.

**Highlights:** Computer control via USB, Wireless control via Bluetooth, Zigbee, WiFi, Password support, Latching or momentary output modes, Control external devices

**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 TOSR free?

TOSR 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 TOSR or DSD TECH SWITCH have ads?

Neither TOSR nor DSD TECH SWITCH shows ads.

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

TOSR ships an update every 64 months, and DSD TECH SWITCH every 29 months. Most recently, TOSR was updated on October 2, 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.*