Best Seestar App Alternatives in 2026
Updated
20 platforms from astronomy apps ranked against Seestar App on the same published basis.
- 1Seestar App vs Solar System Scope
- 2Seestar App vs Celestia
- 3Seestar App vs Cosmic Watch
- 4Seestar App vs NASA Eyes
- 5Seestar App vs Night Sky
- 6Seestar App vs Star Chart
- 7Seestar App vs DWARFLAB App
- 8Seestar App vs Luminos Pro
- 9Seestar App vs SkySafari
- 10Seestar App vs BXA
- 12Seestar App vs squishyplanet
- 13Seestar App vs Sky Guide
- 14Seestar App vs UNISTELLAR App
- 15Seestar App vs Star Chart
- 16Seestar App vs Gaia Sky
- 17Seestar App vs Heavens-Above
- 18Seestar App vs KStars
- 19Seestar App vs SkyORB
- 20Seestar App vs SkyPortal
- 21Seestar App vs SpaceEngine
Seestar App alternatives compared
| # | Platform | Score | Free plan | From | Runs on |
|---|---|---|---|---|---|
| 1 | Solar System Scope | 7.5 | Free plan | Free | Android, iOS, Mac, Web, Windows |
| 2 | Celestia | 7.4 | Free plan | Free | Android, iOS, Linux, Mac, Web, Windows |
| 3 | Cosmic Watch | 7.4 | Free plan | $0.42/mo | Android, iOS, Mac |
| 4 | NASA Eyes | 7.3 | Free plan | Free | Android, iOS, Linux, Mac, Web, Windows |
| 5 | Night Sky | 7.3 | Free plan | Free | Android, iOS, Mac |
| 6 | Star Chart | 7.3 | Free plan | Free | Android, iOS, Mac, Windows |
| 7 | DWARFLAB App | 7.1 | Free plan | Free | Android, iOS |
| 8 | Luminos Pro | 7.1 | No | $3/mo | iOS, Mac |
| 9 | SkySafari | 7.0 | No | — | Android, iOS, Mac, Web |
| 10 | BXA | 6.9 | Free plan | Free | Linux |
| 12 | squishyplanet | 6.7 | Free plan | Free | Linux, Windows |
| 13 | Sky Guide | 6.4 | No | — | iOS, Mac |
| 14 | UNISTELLAR App | 6.4 | No | — | Android, iOS |
| 15 | Star Chart | 6.1 | Free plan | Free | Android, iOS, Mac, Windows |
| 16 | Gaia Sky | 6.0 | No | — | Windows, Mac, Linux |
| 17 | Heavens-Above | 6.0 | No | — | Web, iOS, Android |
| 18 | KStars | 6.0 | No | — | Windows, Mac, Linux |
| 19 | SkyORB | 6.0 | No | — | Windows, Mac, iOS |
| 20 | SkyPortal | 6.0 | No | — | iOS, Android |
| 21 | SpaceEngine | 6.0 | No | — | Windows |
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Questions about Seestar App alternatives
What is the best alternative to Seestar App?
Solar System Scope, number 1 in astronomy apps with a score of 7.5 out of 10. The others here: Celestia, Cosmic Watch, NASA Eyes and 16 more.
What is the best free alternative to Seestar App?
Solar System Scope is the best-ranked alternative with a free plan. 10 of the 20 alternatives here publish a free plan on their own pricing pages.
How are these alternatives ranked?
Ranked on how quickly a newcomer can get going: documentation depth, a free tier or trial, and the platforms it runs on.