SJ vs HFUN
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
SJ
Control a toy quadrocopter using Wi-Fi and receive real-time video feedback. This application is compatible with a range of iOS devices and versions.
- Wi-Fi quadrocopter control
- Real-time video transfer
- Compatible with multiple iOS versions
- Supports various iPhone models
Read full descriptionHide full description
A toy quadrocopter control by wifi with video transfer real time. Support iOS 7 ,iOS 8, iOS 9,iOS 10,iPhone 5 ,iPhone 5c,iPhone 5s, iPhone 6, iPhone 6 plus, iPhone 6s, iPhone 6s plus,iPhone 7, iPhone 7 plus.
HFUN
Control your drone and view its camera feed in real-time. Capture photos and videos, even with gesture recognition, and share them instantly. Explore advanced features like master following and MV shooting for enhanced aerial photography.
- Real-time UAV camera feed
- Photo and video capture
- Gesture recognition for photos
- Social media sharing
- Photo and video browsing
- Master following
- MV shooting
Read full descriptionHide full description
HFUN and UAV can be used through Wi Fi connection, including the following functions: 1. Connect to UAV Wi Fi; 2. It can watch the real-time pictures taken by UAV; 3. It can take photos and videos. 4. Take pictures by recognizing scissors gestures; 5. You can share your photos to the social platform. 6. You can browse your photos and videos. 7. Series of advanced functions, including master following, MV shooting and so on! 8. HD transmission; 9. Electronic anti shake; 10. Electronic pan tilt; 11. Innovative multiple windows;
Screenshots
Verdict
The clearest difference is rating: SJ at 3.7 against HFUN's 3.1. SJ also leads on update cadence (every 3 weeks vs every 2 months) and review sentiment (33% vs 23%). On price, ratings volume, ads and in-app purchases 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.
SJ holds the better App Store score, 3.7 against 3.1. Both are backed by a comparable volume of ratings — 23 and 64 respectively. Written reviews point the same way: 33% of SJ's written reviews are positive against 23% of HFUN's.
SJ ships an update every 3 weeks, HFUN every 2 months. The most recent releases landed on October 15, 2026 and October 21, 2026 respectively.
| Parameter | SJ | HFUN |
|---|---|---|
| Price | Free | Free |
| Rating | 3.7 (23 ratings) — better | 3.1 (64 ratings) |
| Positive reviews | 33.3% of reviews — better | 23.3% of reviews |
| Number of ratings | 23 | 64 — better |
| Update frequency | Every 3 weeks — better | Every 2 months |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free | Free |
| Devices | iPhone, iPod | iPhone, iPad, iPod — better |
| Requires iOS | 11.0 — better | 12.0 |
| Further details — not scored | ||
| Size | 242 MB | 243 MB |
| Age rating | 4+ | 12+ |
| Developer | Guangdong Shiji Technology Co.,Ltd. | 元明 苏 |
Customer experience
SJ
HFUN
Bugs and requests
SJ
Not enough reviews yet to summarise bugs or requests.
HFUN
Reported bugs
4 issues- App not connecting to drone's WiFi
- Camera feed not displaying
- Sudden app crashes after updates
- Controls not working as expected
Requested features
4 requests- Add Russian language support
- Improve camera and video quality
- Provide better instructions and troubleshooting
- Implement one-click return to home function
In-app purchases
SJ
No in-app purchases
HFUN
No in-app purchases
