# Dabble vs TRUEFREE

The clearest difference is review sentiment: Dabble at 75% against TRUEFREE's 10%. Dabble also leads on rating (3.9 vs 1.3) and ratings volume (128 vs 16). TRUEFREE's advantage is update cadence (every 6 weeks vs every 6 months). 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.

Dabble holds the better App Store score, 3.9 against 1.3. That said, the two scores are not equally well evidenced: Dabble has 128 ratings behind it against 16, so its average is the more settled of the two. Written reviews point the same way: 75% of Dabble's written reviews are positive against 10% of TRUEFREE's.

Dabble ships an update every 6 months, TRUEFREE every 6 weeks. The most recent releases landed on September 23, 2026 and July 26, 2026 respectively.

## The numbers

| Metric | Dabble | TRUEFREE |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[3.9 (128 ratings)](https://appshunter.io/ios/app/dabble-bluetooth-controller/id1472734455/reviews)** | [1.3 (16 ratings)](https://appshunter.io/ios/app/truefree/id6469408472/reviews) |
| Number of ratings | **128** | 16 |
| Positive reviews | **75.0% of reviews** | 10.3% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 6 months | **Every 6 weeks** |
| Monetization | Free | Free |
| Size | 18 MB | 42 MB |
| Requires iOS | **11.0** | 16.0 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [STEMpedia](https://appshunter.io/developer/1472734454) | [深圳市星科启创新科技有限公司](https://appshunter.io/developer/1700589500) |

## What reviewers say

### 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


### TRUEFREE

[App page](https://appshunter.io/ios/app/truefree/id6469408472)

Enhance your workout with this companion app for specific Bluetooth earphones. Customize audio with an equalizer, perform hearing tests, monitor battery, and access unique features like white noise. Keep your earphones up-to-date with firmware updates.

**Highlights:** Firmware updates, Customizable equalizer, Hearing test, Battery level indicator, White noise generator

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

**In-app purchases:** none

**What reviewers like**

- 🎵 Good sound quality and audio performance
- ⚙️ Comprehensive equalizer and preset customization
- 🔧 Useful hearing test feature
- 👂 Comfortable earbuds design
- 📱 App works well once successfully registered

**What reviewers complain about**

- 🐛 Registration process fundamentally broken
- 🔐 Mandatory account creation requirement
- 🌐 Password validation error messages unclear
- 🎨 UI design issues (invisible buttons, poor contrast)
- 🔄 Endless pairing loops with Bluetooth

**Reported bugs**

- Registration password validation rejects valid 6-20 character passwords
- Special characters not allowed in passwords without notification
- Register button invisible in dark mode
- Verification code email not sent
- App crashes when clicking 'connect device' on iOS 18.6.2

**Requested features**

- Optional account creation (guest mode)
- Better password requirement documentation
- Improved UI with visible, labeled buttons
- Better language localization and persistence
- Arabic language support


## Frequently asked questions

### Is Dabble free?

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

### Is TRUEFREE free?

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

### Which has better reviews, Dabble or TRUEFREE?

Dabble is rated higher. Dabble averages 3.9 out of 5 from 128 ratings, while TRUEFREE averages 1.3 from 16 ratings.

### Do Dabble or TRUEFREE have ads?

Neither Dabble nor TRUEFREE shows ads.

### Which is updated more often, Dabble or TRUEFREE?

Dabble ships an update every 6 months, and TRUEFREE every 6 weeks. Most recently, Dabble was updated on September 23, 2026 and TRUEFREE on July 26, 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.*