Dragonfly Observatory Control vs iOptron Commander (iOS)
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!
iOptron Commander (iOS)
Control your iOptron telescope mount remotely using your iOS device. This utility allows for basic functions like slewing to celestial objects, syncing time and location, and managing compatible mount series.
- Remote telescope mount control
- Slew to stars and deepsky objects
- Sync time and site from iOS
- Supports HEM, HAE, HAZ, CEM, GEM series mounts
- Basic control functions
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This is an application for owner of iOptron telescope mounts to remote control their telescope mounts via iOS devices. This lite version has some basic function such as slew to famous stars, named deepsky objects, solar system, sync time and site from iOS devices, and etc. Compatible product list: All HEM series All HAE series All HAZ.series CEM120 series CEM70 series GEM45 series CEM40 series GEM28 series CEM26 series SkyHunter
Screenshots
Verdict
The clearest difference is iOS requirement: Dragonfly Observatory Control at 8.0 against iOptron Commander (iOS)'s 18.6. 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.
Dragonfly Observatory Control ships an update every 11 months, iOptron Commander (iOS) every 6 months. The most recent releases landed on October 20, 2026 and October 18, 2026 respectively.
| Parameter | Dragonfly Observatory Control | iOptron Commander (iOS) |
|---|---|---|
| Price | Free | Free |
| Rating | — | 1.9 (14 ratings) — better |
| Positive reviews | — | 6.3% of reviews |
| Number of ratings | — | 14 — better |
| Update frequency | Every 11 months | Every 6 months — better |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | — | Free |
| Devices | iPhone, iPad, iPod — better | iPhone, iPad |
| Requires iOS | 8.0 — better | 18.6 |
| Further details — not scored | ||
| Size | 33 MB | 24 MB |
| Age rating | 4+ | 4+ |
| Developer | Lunatico Astronomia S. L. | 成城 徐 |
In-app purchases
Dragonfly Observatory Control
No in-app purchases
iOptron Commander (iOS)
No in-app purchases
Questions
Is Dragonfly Observatory Control free?
Is iOptron Commander (iOS) free?
Do Dragonfly Observatory Control or iOptron Commander (iOS) have ads?
Which is updated more often, Dragonfly Observatory Control or iOptron Commander (iOS)?
Other comparisons
