# TSIR Bluetooth vs Dabble

The clearest difference is rating: TSIR Bluetooth at 4.5 against Dabble's 3.9. TSIR Bluetooth also leads on review sentiment (100% vs 65%) and iOS requirement (9.0 vs 11.0). Dabble's advantage is update cadence (every 6 months vs every 38 months) and ratings volume (130 vs 2). On price, ads, in-app purchases and monetization model there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

TSIR Bluetooth holds the better App Store score, 4.5 against 3.9. That said, the two scores are not equally well evidenced: Dabble has 130 ratings behind it against 2, so its average is the more settled of the two. Written reviews point the same way: 100% of TSIR Bluetooth's written reviews are positive against 65% of Dabble's.

TSIR Bluetooth ships an update every 38 months, Dabble every 6 months. The most recent releases landed on November 1, 2026 and November 3, 2026 respectively.

## The numbers

| Metric | TSIR Bluetooth | Dabble |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.5 (2 ratings)](https://appshunter.io/ios/app/tsir-bluetooth/id897941036/reviews)** | [3.9 (130 ratings)](https://appshunter.io/ios/app/dabble-bluetooth-controller/id1472734455/reviews) |
| Number of ratings | 2 | **130** |
| Positive reviews | **100.0% of reviews** | 64.8% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 38 months | **Every 6 months** |
| Monetization | Free | Free |
| Size | 3 MB | 18 MB |
| Requires iOS | **9.0** | 11.0 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [飞 吴](https://appshunter.io/developer/645447334) | [STEMpedia](https://appshunter.io/developer/1472734454) |

## What reviewers say

### TSIR Bluetooth

[App page](https://appshunter.io/ios/app/tsir-bluetooth/id897941036)

Control a Bluetooth relay board with optically isolated inputs and an OLED display via your computer or smartphone. This powerful and user-friendly application manages four volt-free contact relay outputs, each capable of handling up to 10 Amps.

**Highlights:** Bluetooth relay board control, Optically isolated inputs, OLED display integration, Temperature sensor port, Four 10A relay outputs, Computer and smartphone control

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

**In-app purchases:** none


### Dabble

[App page](https://appshunter.io/ios/app/dabble-bluetooth-controller/id1472734455)

Control and communicate with hardware like Arduino and ESP32 using your smartphone's sensors and Bluetooth. This app transforms your phone into a virtual controller, offering modules for LED control, terminal commands, gamepad functionality, and access to phone sensors.

**Highlights:** LED Brightness Control, Terminal for text and voice commands, Gamepad control (analog, digital, accelerometer), Pin State Monitor, Phone Sensor access (GPS, mic, accelerometer, etc.), Scratch & Arduino compatible projects

**Features:** Vision Pro support

**In-app purchases:** none

**What reviewers like**

- 👍 Easy to use for beginners
- 🚀 Works well with ESP32 and Arduino
- 💰 Free and fully functional
- 💡 Great for robotics projects
- 📱 Useful phone sensors

**What reviewers complain about**

- 🐛 Gamepad issues on iOS
- 🐛 Not all functions available on iPhone
- 🐛 GPS data transfer unreliable
- 🐛 Phone sensor data flaky
- 🐛 UI issues on older versions

**Reported bugs**

- Gamepad doesn't work on iOS
- Joystick values are blank on iOS
- Buttons do not show for gamepad
- Controller function broken on iPhones without a home button
- Gamepad won't turn, only shows left/right controls, format off

**Requested features**

- More buttons on gamepad or custom gamepad creation
- Additional controller types (joystick, button rows)
- Ability to map terminal commands to virtual actions/notifications
- Offline automation and scripts for iOS
- Xbox controller support


## Frequently asked questions

### Is TSIR Bluetooth free?

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

### Is Dabble free?

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

### Which has better reviews, TSIR Bluetooth or Dabble?

TSIR Bluetooth is rated higher. TSIR Bluetooth averages 4.5 out of 5 from 2 ratings, while Dabble averages 3.9 from 130 ratings.

### Do TSIR Bluetooth or Dabble have ads?

Neither TSIR Bluetooth nor Dabble shows ads.

### Which is updated more often, TSIR Bluetooth or Dabble?

TSIR Bluetooth ships an update every 38 months, and Dabble every 6 months. Most recently, TSIR Bluetooth was updated on November 1, 2026 and Dabble on November 3, 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.*