HS FLY vs 4DRC Air
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
HS FLY
Control a drone via Wi-Fi with FPV support for clear photo and video display. Features include GPS positioning and smart phone following flight capabilities, making it an engaging hobby product.
- Wi-Fi control
- FPV support
- Clear photo display
- Video FPV
- GPS positioning flight
- Smartphone following flight
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The HS FLY can be control by the wifi, with FPV support, clear photo display, also video FPV. There are interesting function, such as GPS positioning flight, smart phone following flight. It’s a powerful and interesting hobby product.
4DRC Air
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.
- Real-time video streaming
- 3D Scattering Screen
- Remote sensing control
- Trajectory control
- Gravity Induction Manipulation
- Gesture capture/video
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This is an app for connecting and controlling 4DRC drones 1.Real-time video streaming transmission. 2.3D Scattering Screen 3.Real-time remote sensing control 4.Trajectory control 5.Gravity Induction Manipulation 6.Gesture capture/video
Screenshots
Verdict
The clearest difference is rating: HS FLY at 3.5 against 4DRC Air's 3.0. HS FLY also leads on update cadence (every 2 months vs every 6 months). 4DRC Air's advantage is iOS requirement (9.0 vs 12.0). On price, review sentiment, ratings volume and ads there is nothing between them.
Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS
Both are free to download. Neither carries in-app purchases, so what you see is what you pay.
HS FLY holds the better App Store score, 3.5 against 3.0. Both are backed by a comparable volume of ratings — 60 and 33 respectively. Written reviews split almost evenly too, at 41% and 40% positive.
HS FLY ships an update every 2 months, 4DRC Air every 6 months. Both last shipped on November 3, 2026.
| Parameter | HS FLY | 4DRC Air |
|---|---|---|
| Price | Free | Free |
| Rating | 3.5 (60 ratings) — better | 3.0 (33 ratings) |
| Positive reviews | 40.6% of reviews — better | 40.0% of reviews |
| Number of ratings | 60 — better | 33 |
| Update frequency | Every 2 months — better | Every 6 months |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free | Free |
| Devices | iPhone, iPod | iPhone, iPad, iPod — better |
| Requires iOS | 12.0 | 9.0 — better |
| Further details — not scored | ||
| Size | 168 MB | 98 MB |
| Age rating | 4+ | 4+ |
| Developer | HOLY STONE TECHNOLOGY Co.,Ltd. | 文 张 |
Customer experience
HS FLY
4DRC Air
In-app purchases
HS FLY
No in-app purchases
4DRC Air
No in-app purchases
