Dynalog Casper vs HT FLY
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Dynalog Casper
Control a four-axis aircraft remotely using your iPhone or iPad. View real-time video from the aircraft's camera and capture photos and videos directly to your device.
- Remote aircraft control
- Real-time video display
- Photo and video recording
- WiFi protocol transmission
- iPhone/iPad/iPod compatible
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This is a APP for the four axis aircraft control via WiFi protocol This APP function: 1.Remote control the four axis aircraft by iPhone/iPad/iPod. 2.Display the real-time video which taken by the camera on the aircraft,video data transmitted via 2.4G WiFi protocol. 3.Take the photo and video record on iPhone/iPad/iPod.
HT FLY
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HT FLY is an unmanned aerial vehicle supporting APP with GPS navigation. It is committed to bring users a convenient and stable intelligent aircraft experience. Unmanned aerial vehicles can be controlled through the APP. You can calibrate the gyroscope and compass of the aircraft; Multi-window function; Photo transmission; Video transmission, night scene mode, vertical mode and other operations; GPS flight, waypoint flight, circling flight, fade away, spiral, skyward, etc.
Screenshots
Verdict
Dynalog Casper and HT FLY are too close to call on the numbers: across 6 compared parameters — price, update cadence, ads and in-app purchases among them — neither pulls far enough ahead to decide it. What separates them is feature set and interface, not measurable difference.
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.
Dynalog Casper ships an update every 3 weeks, HT FLY monthly. The most recent releases landed on October 6, 2026 and October 13, 2026 respectively.
| Parameter | Dynalog Casper | HT FLY |
|---|---|---|
| Price | Free | Free |
| Rating | 4.5 (2 ratings) — better | — |
| Number of ratings | 2 — better | — |
| Update frequency | Every 3 weeks — better | Monthly |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free | — |
| Devices | iPhone, iPod | iPhone, iPad, iPod — better |
| Requires iOS | 11.0 — better | 12.0 |
| Further details — not scored | ||
| Size | 168 MB | 168 MB |
| Age rating | 4+ | 12+ |
| Developer | Shenzhen Junge Yunchuang Technology Co.,Ltd | 元明 苏 |
In-app purchases
Dynalog Casper
No in-app purchases
HT FLY
No in-app purchases
