# DJI Virtual Flight vs 妙算21

The clearest difference is rating: 妙算21 at 5.0 against DJI Virtual Flight's 3.9. 妙算21 also leads on update cadence (weekly vs every 2 months). DJI Virtual Flight's advantage is ads (none vs shown) and ratings volume (1.7K vs 1). On price, in-app purchases and device support there is nothing between them.

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

妙算21 holds the better App Store score, 5.0 against 3.9. That said, the two scores are not equally well evidenced: DJI Virtual Flight has 1.7K ratings behind it against 1, so its average is the more settled of the two.

DJI Virtual Flight ships an update every 2 months, 妙算21 weekly. The most recent releases landed on October 17, 2026 and October 3, 2026 respectively.

## The numbers

| Metric | DJI Virtual Flight | 妙算21 |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [3.9 (1.7K ratings)](https://appshunter.io/ios/app/dji-virtual-flight/id1541992396/reviews) | **[5.0 (1 ratings)](https://appshunter.io/ios/app/21/id6743411073/reviews)** |
| Number of ratings | **1.7K** | 1 |
| Positive reviews | 33.8% of reviews | — |
| In-app purchases | No | No |
| Ads | **No** | Yes |
| Update frequency | Every 2 months | **Weekly** |
| Monetization | **Free** | Ad-supported |
| Size | 3.2 GB | 69 MB |
| Requires iOS | **12.0** | 15.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [DJI](https://appshunter.io/developer/599957686) | [抗抗 韩](https://appshunter.io/developer/1681688691) |

## What reviewers say

### DJI Virtual Flight

[App page](https://appshunter.io/ios/app/dji-virtual-flight/id1541992396)

Practice FPV drone flying techniques from home with this simulator. Learn freestyle tricks and navigate realistic environments using your goggles and controller. Designed for aspiring FPV pilots to hone their skills safely and conveniently.

**Highlights:** FPV flying practice, Realistic flight controls, FPV freestyle trick learning, Designed flight tutorials, Multiple lifelike locations, Goggle immersion

**Features:** Vision Pro support

**In-app purchases:** none

**What reviewers like**

- 👍 Great flight simulator
- 🚀 Excellent for practicing manual mode
- 💡 Helpful for learning FPV before flying real drone
- 🚀 Useful for building muscle memory

**What reviewers complain about**

- 🐛 Compatibility issues with newer DJI hardware (Goggles 2, Motion Controller 2)
- 🐛 Glitchy and unstable performance, especially after iOS updates
- 🐛 Laggy and pixelated video feed in goggles
- 🐛 Inability to change control stick modes
- 🐛 Unrealistic flight dynamics compared to real drone

**Reported bugs**

- Progression system issues (unable to unlock new levels)
- Controller input not registering properly
- Frequent crashes and freezes
- Incompatibility with latest iOS versions

**Requested features**

- Add more drone models and maps
- Implement customizable control settings
- Add PID tuning and track building features
- Support for using controller without goggles


### 妙算21

[App page](https://appshunter.io/ios/app/21/id6743411073)

A simple and fun number addition elimination game. Enjoy endless entertainment with this addictive puzzle experience.

**Highlights:** Number addition, Elimination mechanics, Simple gameplay, Addictive puzzle, Casual entertainment

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is DJI Virtual Flight free?

DJI Virtual Flight is free to download, with no in-app purchases.

### Is 妙算21 free?

妙算21 is free to download, with no in-app purchases.

### Which has better reviews, DJI Virtual Flight or 妙算21?

妙算21 is rated higher. DJI Virtual Flight averages 3.9 out of 5 from 1.7K ratings, while 妙算21 averages 5.0 from 1 ratings.

### Do DJI Virtual Flight or 妙算21 have ads?

妙算21 shows ads; DJI Virtual Flight does not.

### Which is updated more often, DJI Virtual Flight or 妙算21?

DJI Virtual Flight ships an update every 2 months, and 妙算21 weekly. Most recently, DJI Virtual Flight was updated on October 17, 2026 and 妙算21 on October 3, 2026.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*