SENTRY Drone vs Hello Loona
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
SENTRY Drone
Control a drone with real-time image transmission. Capture photos and videos using buttons or gestures. Offers multiple control modes including rocker, gravity induction, and scribing flight, with VR split-screen support.
- Real-time image transmission
- Photo and video capture
- Gesture control
- Rocker control
- Gravity induction control
- Scribing flight
- VR split screen
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This application is designed to consume helicopter products. Its main functions are as follows: 1. Real time image transmission 2. Press the button to take photos and video, and gesture to take photos and video. 3. Rocker control, gravity induction control, and scribing flight 4. VR split screen
Hello Loona
Control and program a robotic pet with this app. Explore various scenarios, perform talents, play games, and connect with other users in the community.
- Robot control
- Programming software
- Talent shows
- Play games
- Community interaction
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Loona APP is a mobile control and programming software developed for Loona robots. Rich robot application scenarios are provided in the application. Users can experience various robot control and functions by connecting robots according to software guidance. The robot can be controlled in the APP to perform talent shows, play small games, and also enter the community to communicate with other users.
Screenshots
Verdict
The clearest difference is rating: Hello Loona at 4.3 against SENTRY Drone's 1.8. Hello Loona also leads on review sentiment (62% vs 33%) and ratings volume (237 vs 4). SENTRY Drone's advantage is iOS requirement (9.0 vs 13.0). On price, update cadence, 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.
Hello Loona holds the better App Store score, 4.3 against 1.8. That said, the two scores are not equally well evidenced: Hello Loona has 237 ratings behind it against 4, so its average is the more settled of the two. Written reviews point the same way: 33% of SENTRY Drone's written reviews are positive against 62% of Hello Loona's.
SENTRY Drone ships an update monthly, Hello Loona every 5 weeks. The most recent releases landed on October 7, 2026 and October 21, 2026 respectively.
| Parameter | SENTRY Drone | Hello Loona |
|---|---|---|
| Price | Free | Free |
| Rating | 1.8 (4 ratings) | 4.3 (237 ratings) — better |
| Positive reviews | 33.3% of reviews | 62.2% of reviews — better |
| Number of ratings | 4 | 237 — better |
| Update frequency | Monthly — better | Every 5 weeks |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free | Free |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Requires iOS | 9.0 — better | 13.0 |
| Further details — not scored | ||
| Size | 127 MB | 212 MB |
| Age rating | 4+ | 4+ |
| Developer | 文 张 | Beijing KEYi Technology Co., Ltd. |
Customer experience
SENTRY Drone
Hello Loona
Bugs and requests
SENTRY Drone
Not enough reviews yet to summarise bugs or requests.
Hello Loona
Reported bugs
14 issues- App registration verification code not sending
- Email registration failing
- QR code scanner unable to focus
- WiFi connection timeouts and bad gateway errors
- App forces landscape mode only
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- Keyboard covers registration buttons
- App signs users out unexpectedly
- App requires reinstalling to function
- Server connection timeouts
- Robot wheels not turning after minimal use
- Robot stares at walls instead of following
- Game ball breaks within days
- Charging station malfunction
- Robot making noises when powered off
Requested features
12 requests- More games and interactive content
- Spanish language support
- Turkish language support
- Adult-friendly app interface version
- Camera/photo capture feature
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- Alarm and wake-up scheduling
- Customizable behavior schedules
- Pet interaction capabilities
- Sleep/rest mode functionality
- Improved voice command integration
- Multiple variable types in programming tool
- Landscape mode toggle for app
In-app purchases
SENTRY Drone
No in-app purchases
Hello Loona
No in-app purchases
