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Best OpenSpace Alternatives in 2026

12 apps from astronomy apps ranked against OpenSpace on the same published basis.

  1. 1
    Night Sky Free plan AndroidiOSMac Free9.4
    OpenSpace vs Night Sky
  2. 2
    Luminos Pro Free trial iOSMac $3/mo9.0
    OpenSpace vs Luminos Pro
  3. 3
    Star Chart Free plan AndroidiOSMacWin Free9.0
    OpenSpace vs Star Chart
  4. 4
    SkySafari Free trial AndroidiOSMacWeb 8.9
    OpenSpace vs SkySafari
  5. 5
    DWARFLAB App Free plan AndroidiOS Free8.8
    OpenSpace vs DWARFLAB App
  6. 6
    Solar System Scope Free plan AndroidiOSMacWebWin Free8.5
    OpenSpace vs Solar System Scope
  7. 7
    Seestar App AndroidiOSMacWin 8.4
    OpenSpace vs Seestar App
  8. 8
    Star Chart WinMaciOSAndroid 8.3
    OpenSpace vs Star Chart
  9. 9
    NASA Eyes Free plan AndroidiOSLinuxMacWeb Free8.3
    OpenSpace vs NASA Eyes
  10. 10
    SkyPortal iOSAndroid 8.2
    OpenSpace vs SkyPortal
  11. 11
    UNISTELLAR App AndroidiOS 8.2
    OpenSpace vs UNISTELLAR App
  12. 12
    Celestia Free plan AndroidiOSLinuxMacWeb Free8.1
    OpenSpace vs Celestia
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