# udirc vs 4DRC Air

The clearest difference is rating: udirc at 3.6 against 4DRC Air's 2.9. udirc also leads on update cadence (every 2 months vs every 6 months) and review sentiment (50% vs 40%). On price, ratings volume, 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.

udirc holds the better App Store score, 3.6 against 2.9. Both are backed by a comparable volume of ratings — 16 and 31 respectively. Written reviews point the same way: 50% of udirc's written reviews are positive against 40% of 4DRC Air's.

udirc ships an update every 2 months, 4DRC Air every 6 months. The most recent releases landed on September 26, 2026 and October 7, 2026 respectively.

## The numbers

| Metric | udirc | 4DRC Air |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[3.6 (16 ratings)](https://appshunter.io/ios/app/udirc-fpv/id1005409019/reviews)** | [2.9 (31 ratings)](https://appshunter.io/ios/app/4drc-air/id6448624054/reviews) |
| Number of ratings | 16 | **31** |
| Positive reviews | **50.0% of reviews** | 40.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 2 months** | Every 6 months |
| Monetization | Free | Free |
| Size | 28 MB | 98 MB |
| Requires iOS | **8.0** | 9.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [UDIRC TOYS INDUSTRY CO., LTD](https://appshunter.io/developer/1077607873) | [文 张](https://appshunter.io/developer/1512068135) |

## What reviewers say

### udirc

[App page](https://appshunter.io/ios/app/udirc-fpv/id1005409019)

Control your drone with this app to fly, capture photos, and record videos. Experience first-person view and use gravity induction for fun flight control. Manage your media and share your aerial adventures.

**Highlights:** First-person view (FPV) real-time transmission, Gravity induction flight control, Media management for photos and videos, HD image and video capture, Social network sharing

**Features:** macOS Compatibility

**In-app purchases:** none


### 4DRC Air

[App page](https://appshunter.io/ios/app/4drc-air/id6448624054)

Control your 4DRC drone with real-time video streaming, gesture capture, and gravity induction. Offers trajectory control and a 3D scattering screen for an immersive experience.

**Highlights:** Real-time video streaming, 3D Scattering Screen, Remote sensing control, Trajectory control, Gravity Induction Manipulation, Gesture capture/video

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

**In-app purchases:** none


## Frequently asked questions

### Is udirc free?

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

### Is 4DRC Air free?

4DRC Air is free to download, with no in-app purchases.

### Which has better reviews, udirc or 4DRC Air?

udirc is rated higher. udirc averages 3.6 out of 5 from 16 ratings, while 4DRC Air averages 2.9 from 31 ratings.

### Do udirc or 4DRC Air have ads?

Neither udirc nor 4DRC Air shows ads.

### Which is updated more often, udirc or 4DRC Air?

udirc ships an update every 2 months, and 4DRC Air every 6 months. Most recently, udirc was updated on September 26, 2026 and 4DRC Air on October 7, 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.*