# ESP vs KY UFO

The clearest difference is rating: ESP at 5.0 against KY UFO's 2.6. ESP also leads on update cadence (every 9 days vs monthly) and iOS requirement (10.0 vs 12.0). KY UFO's advantage is ratings volume (217 vs 1). 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.

ESP holds the better App Store score, 5.0 against 2.6. That said, the two scores are not equally well evidenced: KY UFO has 217 ratings behind it against 1, so its average is the more settled of the two.

ESP ships an update every 9 days, KY UFO monthly. Both last shipped on November 3, 2026.

## The numbers

| Metric | ESP | KY UFO |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/esp-drone/id1522247884/reviews)** | [2.6 (217 ratings)](https://appshunter.io/ios/app/ky-ufo/id1621716933/reviews) |
| Number of ratings | 1 | **217** |
| Positive reviews | — | 25.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 9 days** | Monthly |
| Monetization | Free | Free |
| Size | 14 MB | 133 MB |
| Requires iOS | **10.0** | 12.0 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [ESPRESSIF SYSTEMS (SHANGHAI) CO., LTD.](https://appshunter.io/developer/1071176699) | [shenzhen cooingdv technology co.,ltd.](https://appshunter.io/developer/1255741645) |

## What reviewers say

### ESP

[App page](https://appshunter.io/ios/app/esp-drone/id1522247884)

This application provides real-time flight control for an open-source drone solution. Users can monitor flight status, adjust parameters, and pilot the drone using a virtual joystick. It's designed to work with drones based on the ESP32-S2/ESP32 Wi-Fi chip.

**Highlights:** Real-time flight status display, Virtual joystick control, Flight parameter adjustment, Supports multiple flight modes, Wi-Fi and UDP communication, Open-source solution

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

**In-app purchases:** none


### KY UFO

[App page](https://appshunter.io/ios/app/ky-ufo/id1621716933)

Control toy unmanned aerial vehicles and view captured images. Offers a variety of innovative gameplay modes for enhanced user experience.

**Highlights:** Toy UAV control, Picture display, Multiple gameplay modes, Innovative play options

**Features:** macOS Compatibility

**In-app purchases:** none

**What reviewers like**

- 👍 Easy to set up
- 🚀 Works as expected
- 💡 Can take pictures and videos

**What reviewers complain about**

- 🐛 App doesn't connect to drone
- 🔋 Short battery life
- 🔍 Poor camera quality
- 🤯 Difficult to control
- 🤖 Unstable connection

**Reported bugs**

- App doesn't connect to phone
- Drone flies away uncontrollably
- Buttons and controls don't work

**Requested features**

- Update app for latest iOS versions
- Improve camera quality
- Add more control options


## Frequently asked questions

### Is ESP free?

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

### Is KY UFO free?

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

### Which has better reviews, ESP or KY UFO?

ESP is rated higher. ESP averages 5.0 out of 5 from 1 ratings, while KY UFO averages 2.6 from 217 ratings.

### Do ESP or KY UFO have ads?

Neither ESP nor KY UFO shows ads.

### Which is updated more often, ESP or KY UFO?

ESP ships an update every 9 days, and KY UFO monthly. Most recently, ESP was updated on November 3, 2026 and KY UFO 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.*