# SunFounder Controller vs BOTzie

The clearest difference is iOS requirement: SunFounder Controller at 11.0 against BOTzie's 15.1. On price, update cadence, 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.

SunFounder Controller ships an update every 3 months, BOTzie every 2 months. The most recent releases landed on October 3, 2026 and October 10, 2026 respectively.

## The numbers

| Metric | SunFounder Controller | BOTzie |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.4 (28 ratings)](https://appshunter.io/ios/app/sunfounder-controller/id1538719422/reviews)** | — |
| Number of ratings | **28** | — |
| Positive reviews | 94.7% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 3 months | **Every 2 months** |
| Monetization | Free | — |
| Size | 92 MB | 35 MB |
| Requires iOS | **11.0** | 15.1 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Shenzhen Maker Stars Technology Co., Ltd.](https://appshunter.io/developer/1422345349) | [STEMbotix Private Limited](https://appshunter.io/developer/1757548093) |

## 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


### BOTzie

[App page](https://appshunter.io/ios/app/botzie/id6767105552)

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

**In-app purchases:** none


## Frequently asked questions

### Is SunFounder Controller free?

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

### Is BOTzie free?

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

### Do SunFounder Controller or BOTzie have ads?

Neither SunFounder Controller nor BOTzie shows ads.

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

SunFounder Controller ships an update every 3 months, and BOTzie every 2 months. Most recently, SunFounder Controller was updated on October 3, 2026 and BOTzie on October 10, 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.*