# ESP vs SunFounder Controller

The clearest difference is review sentiment: SunFounder Controller at 95% against ESP's 50%. 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.

ESP ships an update every 2 months, SunFounder Controller every 3 months. The most recent releases landed on August 29, 2026 and September 11, 2026 respectively.

## The numbers

| Metric | ESP | SunFounder Controller |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[4.4 (28 ratings)](https://appshunter.io/ios/app/sunfounder-controller/id1538719422/reviews)** |
| Number of ratings | — | **28** |
| Positive reviews | 50.0% of reviews | **94.7% of reviews** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 2 months** | Every 3 months |
| Monetization | Free | Free |
| Size | 23 MB | 92 MB |
| Requires iOS | 12.3 | **11.0** |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [ESPRESSIF SYSTEMS (SHANGHAI) CO., LTD.](https://appshunter.io/developer/1071176699) | [Shenzhen Maker Stars Technology Co., Ltd.](https://appshunter.io/developer/1422345349) |

## What reviewers say

### ESP

[App page](https://appshunter.io/ios/app/esp-mesh/id1420425921)

This utility app allows users to build and configure ESP-MESH networks, leveraging the ESP32 chip. It explores the capabilities of a Wi-Fi and Bluetooth hybrid protocol for innovative wireless networking solutions. The app supports various ESP32-based hardware devices for smart home applications.

**Highlights:** Build and configure ESP-MESH networks, Explore ESP-MESH protocol capabilities, Utilize ESP32 chip for networking, Support for ESP32-MeshKit devices, Smart home lighting solutions

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

**In-app purchases:** none


### 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


## Frequently asked questions

### Is ESP free?

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

### Is SunFounder Controller free?

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

### Do ESP or SunFounder Controller have ads?

Neither ESP nor SunFounder Controller shows ads.

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

ESP ships an update every 2 months, and SunFounder Controller every 3 months. Most recently, ESP was updated on August 29, 2026 and SunFounder Controller on September 11, 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.*