# SENTRY Drone vs Hello Loona

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.

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.

## The numbers

| Metric | SENTRY Drone | Hello Loona |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [1.8 (4 ratings)](https://appshunter.io/ios/app/sentry-drone/id1595293165/reviews) | **[4.3 (237 ratings)](https://appshunter.io/ios/app/hello-loona/id1615527592/reviews)** |
| Number of ratings | 4 | **237** |
| Positive reviews | 33.3% of reviews | **62.2% of reviews** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Monthly** | Every 5 weeks |
| Monetization | Free | Free |
| Size | 127 MB | 212 MB |
| Requires iOS | **9.0** | 13.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [文 张](https://appshunter.io/developer/1512068135) | [Beijing KEYi Technology Co., Ltd.](https://appshunter.io/developer/1129134601) |

## What reviewers say

### SENTRY Drone

[App page](https://appshunter.io/ios/app/sentry-drone/id1595293165)

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.

**Highlights:** Real-time image transmission, Photo and video capture, Gesture control, Rocker control, Gravity induction control, Scribing flight, VR split screen

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases:** none


### Hello Loona

[App page](https://appshunter.io/ios/app/hello-loona/id1615527592)

Control and program a robotic pet with this app. Explore various scenarios, perform talents, play games, and connect with other users in the community.

**Highlights:** Robot control, Programming software, Talent shows, Play games, Community interaction

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases:** none

**What reviewers like**

- 🤖 Intelligent AI with ChatGPT integration
- 🎮 Engaging games and interactive features
- 🎨 Creative capabilities like drawing
- 🏃 Autonomous navigation and movement
- 📱 Helpful companion app functionality

**What reviewers complain about**

- 🐛 Frequent app crashes and bugs
- 📱 Poor app UI/UX design
- 🔌 WiFi connectivity issues
- ⚙️ Clunky robot movements
- 🔋 Fast battery drain

**Reported bugs**

- 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

**Requested features**

- More games and interactive content
- Spanish language support
- Turkish language support
- Adult-friendly app interface version
- Camera/photo capture feature


## Frequently asked questions

### Is SENTRY Drone free?

SENTRY Drone is free to download, with no in-app purchases.

### Is Hello Loona free?

Hello Loona is free to download, with no in-app purchases.

### Which has better reviews, SENTRY Drone or Hello Loona?

Hello Loona is rated higher. SENTRY Drone averages 1.8 out of 5 from 4 ratings, while Hello Loona averages 4.3 from 237 ratings.

### Do SENTRY Drone or Hello Loona have ads?

Neither SENTRY Drone nor Hello Loona shows ads.

### Which is updated more often, SENTRY Drone or Hello Loona?

SENTRY Drone ships an update monthly, and Hello Loona every 5 weeks. Most recently, SENTRY Drone was updated on October 7, 2026 and Hello Loona on October 21, 2026.

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*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*