# Blue Switch vs TOSR

The clearest difference is in-app purchases: TOSR at none against Blue Switch's 1. TOSR also leads on ads (none vs shown) and review sentiment (50% vs 17%). Blue Switch's advantage is update cadence (every 3 months vs every 64 months). On price and device support there is nothing between them.

Both are free to download. Blue Switch sells 1 one-off in-app purchase. TOSR asks for nothing beyond the download.

Blue Switch ships an update every 3 months, TOSR every 64 months. The most recent releases landed on September 23, 2026 and October 2, 2026 respectively.

## The numbers

| Metric | Blue Switch | TOSR |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[3.8 (43 ratings)](https://appshunter.io/ios/app/blue-switch/id828280876/reviews)** | — |
| Number of ratings | **43** | — |
| Positive reviews | 16.7% of reviews | **50.0% of reviews** |
| In-app purchases | Yes | **No** |
| Ads | Yes | **No** |
| Update frequency | **Every 3 months** | Every 64 months |
| Monetization | Free with in-app purchases | **Free** |
| Size | 39 MB | 2 MB |
| Requires iOS | 18.0 | **8.0** |
| Devices | iPhone, iPad | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Vitalij Schaefer](https://appshunter.io/developer/393749449) | [飞 吴](https://appshunter.io/developer/645447334) |

## What reviewers say

### Blue Switch

[App page](https://appshunter.io/ios/app/blue-switch/id828280876)

Control 2, 4, or 8 channel Bluetooth BLE relay modules from your iPhone or iPad. Assign custom names to modules and individual relays for easy identification and management. Enhance security by changing the default password.

**Highlights:** Control 2, 4, or 8 channel relay modules, Bluetooth BLE connectivity, Assign custom module aliases, Assign custom relay aliases, Change default password for security, Connect to multiple modules

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Remove Ads | $17.99 | one-time |


### 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


## Frequently asked questions

### Is Blue Switch free?

Blue Switch is free to download, with in-app purchases available.

### Is TOSR free?

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

### Do Blue Switch or TOSR have ads?

Blue Switch shows ads; TOSR does not.

### Which is updated more often, Blue Switch or TOSR?

Blue Switch ships an update every 3 months, and TOSR every 64 months. Most recently, Blue Switch was updated on September 23, 2026 and TOSR on October 2, 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.*