ST FLY vs HeyCyan
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
ST FLY
Control your drone in real-time via WiFi. View live camera feeds and operate flight controls directly from your phone. Capture photos and record videos from your aerial perspective.
- Real-time WiFi connection to UAV
- Display live drone camera feed
- Control aircraft direction and throttle
- Shoot photos
- Record video
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This APP Through the real-time connection with the uav through WIFI, the pictures taken by the uav will be displayed, and the phone will control the direction of the aircraft throttle, shoot the pictures of the uav and record the video
HeyCyan
Connect your smart glasses to your smartphone for enhanced control and functionality. Manage settings, monitor battery and network, and access AI agents directly from your phone.
- Bluetooth pairing and control
- Battery and network monitoring
- WiFi hotspot creation
- Media management (photos, calls)
- AI agent integration
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HeyCyan facilitates seamless connectivity between smart glasses and your smartphone: 1.Bluetooth Pairing and Control: Pair your glasses with your phone via Bluetooth for precise control over various functions such as volume adjustment, gesture settings, and system updates. 2.Battery and Network Monitoring: Monitor remaining battery life and network usage of your glasses directly from your smartphone. You can also manage WiFi connections on the glasses through the app. 3.WiFi Hotspot and Media Management: Utilize the glasses' WiFi module to create hotspots, enabling easy export, synchronization, viewing, editing, sharing, and saving of photos and call recordings from your glasses to your phone. 4.AI Integration: Access a variety of AI agents directly through the app. Easily add them to your library and enjoy enhanced AI services on your AR glasses.
Screenshots
Verdict
The clearest difference is review sentiment: ST FLY at 100% against HeyCyan's 24%. ST FLY also leads on rating (4.0 vs 2.6). HeyCyan's advantage is ratings volume (317 vs 1) and update cadence (every 3 weeks vs every 6 weeks). On price, ads, in-app purchases and monetization model 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.
ST FLY holds the better App Store score, 4.0 against 2.6. That said, the two scores are not equally well evidenced: HeyCyan has 317 ratings behind it against 1, so its average is the more settled of the two. Written reviews point the same way: 100% of ST FLY's written reviews are positive against 24% of HeyCyan's.
ST FLY ships an update every 6 weeks, HeyCyan every 3 weeks. The most recent releases landed on October 22, 2026 and October 28, 2026 respectively.
| Parameter | ST FLY | HeyCyan |
|---|---|---|
| Price | Free | Free |
| Rating | 4.0 (1 ratings) — better | 2.6 (317 ratings) |
| Positive reviews | 100.0% of reviews — better | 23.6% of reviews |
| Number of ratings | 1 | 317 — better |
| Update frequency | Every 6 weeks | Every 3 weeks — better |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free | Free |
| Devices | iPhone, iPod | iPhone, iPod |
| Requires iOS | 12.0 — better | 13.0 |
| Further details — not scored | ||
| Size | 151 MB | 250 MB |
| Age rating | 4+ | 4+ |
| Developer | 介甲 张 | Shenzhen Qingcheng Future Technology Co., Ltd. |
Customer experience
ST FLY
HeyCyan
In-app purchases
ST FLY
No in-app purchases
HeyCyan
No in-app purchases
