# SunFounder Controller vs BLE Controller

The clearest difference is rating: BLE Controller at 5.0 against SunFounder Controller's 4.4. BLE Controller also leads on update cadence (every 2 weeks vs every 3 months). SunFounder Controller's advantage is ratings volume (28 vs 2). On price, review sentiment, ads and in-app purchases there is nothing between them.

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

BLE Controller holds the better App Store score, 5.0 against 4.4. That said, the two scores are not equally well evidenced: SunFounder Controller has 28 ratings behind it against 2, so its average is the more settled of the two. Written reviews point the same way: 95% of SunFounder Controller's written reviews are positive against 100% of BLE Controller's.

SunFounder Controller ships an update every 3 months, BLE Controller every 2 weeks. The most recent releases landed on October 15, 2026 and October 2, 2026 respectively.

## The numbers

| Metric | SunFounder Controller | BLE Controller |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.4 (28 ratings)](https://appshunter.io/ios/app/sunfounder-controller/id1538719422/reviews) | **[5.0 (2 ratings)](https://appshunter.io/ios/app/ble-controller-arduino-esp32/id6754522781/reviews)** |
| Number of ratings | **28** | 2 |
| Positive reviews | 94.7% of reviews | **100.0% of reviews** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 3 months | **Every 2 weeks** |
| Monetization | Free | Free |
| Size | 92 MB | 64 MB |
| Requires iOS | **11.0** | 12.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Shenzhen Maker Stars Technology Co., Ltd.](https://appshunter.io/developer/1422345349) | [CircuitMagic Inc.](https://appshunter.io/developer/1848639668) |

## What reviewers say

### SunFounder Controller

[App page](https://appshunter.io/ios/app/sunfounder-controller/id1538719422)

This app acts as a virtual remote control for robot kits powered by ESP32 and Raspberry Pi. It offers customizable controls like radar ranging, tracking, sliders, buttons, and arrow keys for interactive robot operation.

**Highlights:** Virtual remote control, ESP32 and Raspberry Pi compatibility, Radar ranging control, Three-channel tracking, Customizable control layout, Sliders, buttons, and arrow keys

**Features:** macOS Compatibility

**In-app purchases:** none

**What reviewers like**

- 👍 Easy to use
- 👍 Great app
- 👍 Useful
- 👍 Good functionality
- 👍 Powerful features

**What reviewers complain about**

- 🐛 Needs to be more stable
- 🐛 Needs to be more user-friendly
- 🐛 Disconnects and won't reconnect without reinstallation
- 🐛 Link button off-screen on iPhone XS Max

**Reported bugs**

- App disconnects and requires reinstallation to reconnect
- Link button is off-screen on iPhone XS Max

**Requested features**

- Add a list-box or radio-button widget class
- More warm functions


### BLE Controller

[App page](https://appshunter.io/ios/app/ble-controller-arduino-esp32/id6754522781)

This app enables wireless control of microcontrollers like Arduino and ESP32 via Bluetooth Low Energy. It features a customizable remote interface, a serial console for real-time data monitoring, and device management tools for makers and hobbyists.

**Highlights:** Customizable button interface, Real-time serial console, Device scanning and management, Bi-directional communication, Offline functionality, Dark and light themes

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is SunFounder Controller free?

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

### Is BLE Controller free?

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

### Which has better reviews, SunFounder Controller or BLE Controller?

BLE Controller is rated higher. SunFounder Controller averages 4.4 out of 5 from 28 ratings, while BLE Controller averages 5.0 from 2 ratings.

### Do SunFounder Controller or BLE Controller have ads?

Neither SunFounder Controller nor BLE Controller shows ads.

### Which is updated more often, SunFounder Controller or BLE Controller?

SunFounder Controller ships an update every 3 months, and BLE Controller every 2 weeks. Most recently, SunFounder Controller was updated on October 15, 2026 and BLE Controller 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.*