Dragonfly Observatory Control vs Cygnus Astro
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Dragonfly Observatory Control
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The companion app of your Dragonfly - control your observatory roof and equipment from anywhere, literally. No router configuration skills needed!
Cygnus Astro
Control your astrophotography equipment remotely from your mobile device. This app provides a touch-friendly interface to connect, monitor, and manage your N.I.N.A. software and connected gear, simplifying your setup in the field.
- Remote equipment control
- N.I.N.A. software integration
- Mobile touch interface
- Real-time exposure preview
- Open-source and free
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Cygnus Astro Get ready to do astrophotography from your mobile phone! Cygnus Astro enables astrophotographers to use a mobile touch-friendly interface to control their equipment from N.I.N.A. software. No matter if you have a laptop, or a mini PC, you can replace that complex UI with a mobile app. When in the field, you're able to connect, monitor, and control all your astrophotography equipment without worrying about a desktop interface. Turn your PC on, and forget about it! Key features: - Connect your equipment (mount, camera, electronic focuser, etc.) using a simple button - Launch and monitor your advance sequence - Perform your Three-Point Polar Alignment without having to hold your laptop - Preview your exposures in real-time - Fully open-source. This app is, and will aways be free Cygnus Astro uses N.I.N.A. PC software and the N.I.N.A. Advanced API plugin to communicate with your PC. This app is not a replacement for N.I.N.A. or your PC.
Screenshots
Verdict
The clearest difference is update cadence: Cygnus Astro at every 5 days against Dragonfly Observatory Control's every 11 months. Dragonfly Observatory Control's advantage is iOS requirement (8.0 vs 15.1). On price, ads, in-app purchases and device support 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.
Dragonfly Observatory Control ships an update every 11 months, Cygnus Astro every 5 days. The most recent releases landed on November 2, 2026 and October 30, 2026 respectively.
| Parameter | Dragonfly Observatory Control | Cygnus Astro |
|---|---|---|
| Price | Free | Free |
| Rating | — | 4.3 (4 ratings) — better |
| Positive reviews | — | 66.7% of reviews |
| Number of ratings | — | 4 — better |
| Update frequency | Every 11 months | Every 5 days — better |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | — | Free |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Requires iOS | 8.0 — better | 15.1 |
| Further details — not scored | ||
| Size | 33 MB | 32 MB |
| Age rating | 4+ | 4+ |
| Developer | Lunatico Astronomia S. L. | Christopher Ventura |
In-app purchases
Dragonfly Observatory Control
No in-app purchases
Cygnus Astro
No in-app purchases
Questions
Is Dragonfly Observatory Control free?
Is Cygnus Astro free?
Do Dragonfly Observatory Control or Cygnus Astro have ads?
Which is updated more often, Dragonfly Observatory Control or Cygnus Astro?
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