Stellarium is a free open source planetarium for your computer. It shows a realistic sky in 3D, just like what you see with the naked eye, binoculars or a telescope.


The best free alternative to Sky Map is Stellarium, which is also Open Source. If that doesn't suit you, our users have ranked more than 25 alternatives to Sky Map and many of them is free so hopefully you can find a suitable replacement. Other interesting free alternatives to Sky Map are Trail Sense, SkyView, KStars and Gaia Sky.
Stellarium is a free open source planetarium for your computer. It shows a realistic sky in 3D, just like what you see with the naked eye, binoculars or a telescope.


An Android app which uses your phone's sensors to assist with wilderness treks or survival situations. Works as general offline multitool.




SkyView is powerful, easy-to-use app that answers questions about stars, constellations, and more. Simply point the camera to the sky, tap on what you see and discover neat things about these sky objects.




Open-source astronomy software offering accurate night sky simulation with 100 million stars, Ekos astrophotography suite, stellar observation planner, "What's up Tonight" tool, FOV editor, and a variety of celestial catalogs for comprehensive astronomical exploration.




The Night Sky app enables you to identify the stars, planets, galaxies, and constellations you can see above.




SkyORB is more than a simple star map, it's a collection of 7 tools including a 3D star map, 3D planetarium, ephemeris, search engine, sun clock, point to sky, weather, and more.




SkyMap provides interactive sky maps for any time, viewpoint and location on Earth. It shows the different names, coordinates, magnitude, astronomical rise and set times plus additional information for over 110000 stars, messier objects, planets, sun and moon.




Planetario contains a 3D model of our solar system. It will show the horizon and the planets in their path along the sky. The word planet comes from the Greek planetai, meaning "wanderers". Because of the rotation of the earth, the stars seem to move in perfect...




3D simulation of the Solar System and night sky - real time virtual orrery and observatory




This program enables you to draw sky charts, making use of the data in 16 catalogs of stars and nebulae. In addition the position of planets, asteroids and comets are shown.




Genuinely open source & ad free. Exposes all features in an easy to explore way with clear labels & detailed explanations. Bundles several useful tools in addition to sky map.