Best UNISTELLAR App Alternatives in 2026
Updated
20 apps from astronomy apps ranked against UNISTELLAR App on the same published basis.
- 1UNISTELLAR App vs NASA Eyes
- 2UNISTELLAR App vs Solar System Scope
- 3UNISTELLAR App vs Celestia
- 4UNISTELLAR App vs Cosmic Watch
- 5UNISTELLAR App vs Night Sky
- 6UNISTELLAR App vs Star Chart
- 7UNISTELLAR App vs Star Chart
- 8UNISTELLAR App vs Gaia Sky
- 9UNISTELLAR App vs KStars
- 10UNISTELLAR App vs DWARFLAB App
- 11UNISTELLAR App vs Star Walk 2
- 12UNISTELLAR App vs WorldWide Telescope
- 13UNISTELLAR App vs Seestar App
- 14UNISTELLAR App vs Spacecraft AR
- 15UNISTELLAR App vs squishyplanet
- 16UNISTELLAR App vs BXA
- 18UNISTELLAR App vs Luminos Pro
- 19UNISTELLAR App vs Sky Guide
- 20UNISTELLAR App vs SkySafari
- 21UNISTELLAR App vs Halotools
UNISTELLAR App alternatives compared
| # | App | Score | Free plan | From | Runs on |
|---|---|---|---|---|---|
| 1 | NASA Eyes | 7.5 | Free plan | Free | Android, iOS, Linux, Mac, Web, Windows |
| 2 | Solar System Scope | 7.5 | Free plan | Free | Android, iOS, Mac, Web, Windows |
| 3 | Celestia | 7.4 | Free plan | Free | Android, iOS, Linux, Mac, Web, Windows |
| 4 | Cosmic Watch | 7.3 | Free plan | $0.42/mo | Android, iOS, Mac |
| 5 | Night Sky | 7.2 | Free plan | Free | Android, iOS, Mac |
| 6 | Star Chart | 7.2 | Free plan | Free | Android, iOS, Mac, Windows |
| 7 | Star Chart | 7.2 | Free plan | Free | Android, iOS, Mac, Windows |
| 8 | Gaia Sky | 7.1 | Free plan | Free | Linux, Mac, Windows |
| 9 | KStars | 7.1 | Free plan | Free | Linux, Mac, Windows |
| 10 | DWARFLAB App | 7.0 | Free plan | Free | Android, iOS |
| 11 | Star Walk 2 | 7.0 | Free plan | $0.50/mo | Android, iOS |
| 12 | WorldWide Telescope | 6.9 | Free plan | Free | API, Web, Windows |
| 13 | Seestar App | 6.8 | No | — | Android, iOS, Mac, Windows |
| 14 | Spacecraft AR | 6.8 | Free plan | Free | Android, iOS |
| 15 | squishyplanet | 6.8 | Free plan | Free | Linux, Windows |
| 16 | BXA | 6.7 | Free plan | Free | Linux |
| 18 | Luminos Pro | 6.5 | No | $3/mo | iOS, Mac |
| 19 | Sky Guide | 6.4 | No | — | iOS, Mac |
| 20 | SkySafari | 6.4 | No | — | Android, iOS, Mac, Web |
| 21 | Halotools | 6.1 | No | — | Linux |
Make your app an alternative to UNISTELLAR App
See the priceThe sponsored alternative slot on this page is labelled Sponsored.
Questions about UNISTELLAR App alternatives
What is the best alternative to UNISTELLAR App?
NASA Eyes, number 1 in astronomy apps with a score of 7.5 out of 10. The others here: Solar System Scope, Celestia, Cosmic Watch and 16 more.
What is the best free alternative to UNISTELLAR App?
NASA Eyes is the best-ranked alternative with a free plan. 15 of the 20 alternatives here publish a free plan on their own pricing pages.
How are these alternatives ranked?
Ranked on what each maker publishes: documentation depth, a free tier and the platforms it runs on.