200 Mobile Observatory Free - Astr Alternatives and Similar Apps

8.9 8K+

NASA 5.5.4 is an Android Education app developed by NASA . Explore 172 alternatives to NASA. NASA is listed in Top 10 Apps for Learning Space.The Official NASA app for Android.

8.6 89

Morse Expert 1.18 is an Android Communication app developed by Alex VE3NEA. Explore 200 alternatives to Morse Expert.Morse Code Decoder.

9.7 2K+

Physics Toolbox Suite 2026.09.07 is an Android Tools app developed by Vieyra Software. Explore 200 alternatives to Physics Toolbox Suite.Turn your phone into a physics lab. Accelerometer, gyroscope, sound meter & more.

9.3 95

Modern PTE 3.0.0 is an Android Education app developed by Daluz Software. Explore 200 alternatives to Modern PTE.Periodic Table of the Chemical Elements Complete.

8.8 324

Fireguard 10.1.2 is an Android Weather app developed by Qvyshift LLC. Explore 200 alternatives to Fireguard.Global wildfire detection using NASA active fire data.

8.5 15K+

Earthquake Network 26.9.6 is an Android Communication app developed by Futura Innovation SRL. Explore 200 alternatives to Earthquake Network.Real time earthquake alerts on your smartphone.

10

Planet App 6.4.0 is an Android Events app developed by Planet Holding Ltd. Explore 141 alternatives to Planet App.Live in a Smart City.

9.2 3K+

Stars and Planets 3.9.2 is an Android Education app developed by 3dgalaxymap.com. Explore 199 alternatives to Stars and Planets.Space engine. Explore the universe and the Milky Way galaxy. Astronomy guide.

9.2 725

Galaxy Map 3.7.4 is an Android Education app developed by 3dgalaxymap.com. Explore 200 alternatives to Galaxy Map.Space map. Explore the universe and the Milky Way galaxy. Astronomy guide.

9.4 774

phyphox 1.2.1 is an Android Education app developed by RWTH Aachen University. Explore 200 alternatives to phyphox.Perform physics experiments with your phone. (by the RWTH Aachen University).

9.5 38K+

ISS Live Now 8.6.9 is an Android Education app developed by VKL Apps. Explore 200 alternatives to ISS Live Now. ISS Live Now is listed in Top 10 Telescope Apps for Android.Live ISS Earth in HD: tracker, NASA, SpaceX, ESA streams, alerts & astronomy.

7.9 61

Orbitrack 2.7 is an Android Education app developed by Southern Stars. Explore 200 alternatives to Orbitrack.Your guide to thousands of satellites and spacecraft in orbit around Earth!

8.3 33

Naval Library 3.4.0 is an Android Books & Reference app developed by MAVI LLC. Explore 160 alternatives to Naval Library.Warships, submarines, weapons & naval aircraft — the naval defense library.

6.7 118

Go TELLO 1.1.2 is an Android Tools app developed by Ready Square. Explore 200 alternatives to Go TELLO.Get to know your drone much better - program it!

9.6 9K+

ISS Detector 3.00.041 is an Android Education app developed by RunaR. Explore 193 alternatives to ISS Detector. ISS Detector is listed in Top 10 Telescope Apps for Android.Spot the International Space Station & Starlink. Never miss a pass!

9.7 1K+

Space Launch Now 5.44.1-b99 is an Android News & Magazines app developed by Caleb Jones. Explore 181 alternatives to Space Launch Now.Track every rocket launch live. SpaceX, NASA, ISRO, ESA countdowns and alerts.

8.3 1K+

Constellation Map 1.155 is an Android Tools app developed by siranet. Explore 178 alternatives to Constellation Map.Point your device to the sky and this app will display the names of the stars.

6.0 2K+

Earth Camera Online 5.1.5 is an Android Maps & Navigation app developed by Easy Language Translator. Explore 111 alternatives to Earth Camera Online.GPS Earth Map is used for GPS Navigation & Live Street View.

9.4 4K+

My Aurora Forecast 26.7.2 is an Android Weather app developed by JRustonApps B.V.. Explore 200 alternatives to My Aurora Forecast.My Aurora Forecast is the app for Northern Lights and Aurora Borealis alerts.

7.6 32

Zero Shadow Day 4.2 is an Android Education app developed by Alok Mandavgane. Explore 138 alternatives to Zero Shadow Day.Find out the zero shadow day for any location. All info about Zero Shadow Days.

9.6 482

Indian Sky Map 4.1.2 is an Android Education app developed by Alok Mandavgane. Explore 125 alternatives to Indian Sky Map.Watch Nakshatras, Grahas and Rashis in the sky.

9.9 4K+

Daff Moon 3.59 is an Android Education app developed by Evgeni Fedorishchenko. Explore 179 alternatives to Daff Moon.Current Moon phase, rise/set time and positions of the Moon, Sun and planets.

9.4 663

Light Pollution Map 5.5.7 is an Android Education app developed by Dunbar Technology, LLC. Explore 200 alternatives to Light Pollution Map.An accurate light pollution map with more than 100 other astronomy tools.

8.3 472

Celestia 26.8.1 is an Android Education app developed by Linfeng Li. Explore 200 alternatives to Celestia.3D interactive planetarium.