CAD eSUA vs 嗖嗖Fly
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
CAD eSUA
This application allows users to register small unmanned aircraft (SUA) and obtain remote pilot registration. It serves as a digital platform for compliance with aviation regulations.
- SUA Registration
- Remote Pilot Registration
- Digital Compliance Platform
- Aviation Regulation Tool
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Small unmanned aircraft (SUA) Registration and / or Registration as Remote Pilot
嗖嗖Fly
This app uses advanced algorithms to scan the sky and identify satellite orbits in real-time. It offers a 3D visualization of constellations and allows users to generate personalized posters of their findings. It's designed for users interested in space technology and celestial observation.
- One-click sky scanning
- Real-time satellite orbit tracking
- 3D constellation visualization
- Personalized 'sky scan' posters
- Integration with Beidou/GPS data
- Optimized scanning algorithms
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新版气象，精准覆盖低空多高度层气象数据，搭载智能安全评估体系，综合各项气象要素自动生成飞行安全参考评级。 各类不利飞行天气会及时推送提醒，帮你提前预判飞行环境隐患，有效提升飞行安全性，减少各类飞行意外发生。
Screenshots
Verdict
The clearest difference is review sentiment: 嗖嗖Fly at 100% against CAD eSUA's 14%. 嗖嗖Fly also leads on rating (5.0 vs 1.0) and update cadence (fortnightly vs every 2 months). CAD eSUA's advantage is ads (none vs shown) and iOS requirement (11.0 vs 13.0). On price, ratings volume, 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.
嗖嗖Fly holds the better App Store score, 5.0 against 1.0. Both are backed by a comparable volume of ratings — 1 and 2 respectively. Written reviews point the same way: 14% of CAD eSUA's written reviews are positive against 100% of 嗖嗖Fly's.
CAD eSUA ships an update every 2 months, 嗖嗖Fly fortnightly. The most recent releases landed on September 10, 2026 and September 12, 2026 respectively.
| Parameter | CAD eSUA | 嗖嗖Fly |
|---|---|---|
| Price | Free | Free |
| Rating | 1.0 (1 ratings) | 5.0 (2 ratings) — better |
| Positive reviews | 14.3% of reviews | 100.0% of reviews — better |
| Number of ratings | 1 | 2 — better |
| Update frequency | Every 2 months | Fortnightly — better |
| Ads | No — better | Yes |
| In-app purchases | No | No |
| Monetization | Free | Free |
| Devices | iPhone, iPod | iPhone, iPod |
| Requires iOS | 11.0 — better | 13.0 |
| Further details — not scored | ||
| Size | 53 MB | 124 MB |
| Age rating | 4+ | 4+ |
| Developer | Civil Aviation Department | 北京安擎智飞科技有限公司 |
Customer experience
CAD eSUA
嗖嗖Fly
In-app purchases
CAD eSUA
No in-app purchases
嗖嗖Fly
No in-app purchases
