Apps Like iStellar for iPhone and iPad
Explore stars, zoom, and navigate the sky
View the night sky from any location and time. Rotate and zoom the star chart using multi-touch gestures. Identify over 16,000 stars with names for 254. Simulate atmospheric distortion and twinkling effects.
iStellar screenshots
Ranked alternatives
Showing 421–440 of 1,000 ranked alternatives.
SaturnMoons
American Astronomical Society (inc)
Observe Saturn's rings and moons.
The app guides users to Saturn’s largest moon, Titan, and its nine largest moons. Users can step through time to see moon positions and view an encyclopedia with images of Saturn’s moons.
ISS Explorer
NASA
Explore ISS parts in 3D model
Explore a 3D model of the International Space Station. Rotate, zoom, and select individual components for detailed views. Access information tabs for part descriptions, hierarchy, settings, and details. View the entire ISS with labeled categories.
筆談パット
Catalystwo, LLC
Conversation tool for communication difficulties.
This app facilitates written conversations between users and others. It is a tool for the deaf and hard of hearing to communicate in various settings.
Our Night Sky
Gregory Hogan
Explore celestial events and devotionals
Daily devotionals are paired with real-time celestial events like moon phases and meteor showers. Users can view star maps, track planetary movements, and access scripture-based reflections tied to the sky.
Black Hole Vision
Alexandru Lupsasca
View through a lens
Explore effects on light using real-time camera input. View gravitational lensing and photon rings around simulated holes. Adjust parameters to observe different lensing phenomena. Share captured visuals and educational insights.
StudyRx Medicine
Quiz Crushers LLC
Practice exams and track progress
Practice USMLE Step 2 questions with simulated exams and score reports. Review detailed explanations and test-taking strategies. Track performance over time and compare results with peers.
Globe Earth 3D Pro
Chien-Yuan Chen
Explore the world with flags.
The app displays a 3D globe with 249 countries and 50 USA states. It offers gesture control for browsing, linking to Wikipedia, and displaying realistic flags.
DrakeEQ
Onomaly LLC
Explore galaxies and quantify alien life.
The app provides a visual representation of the Drake Equation. Users can explore galaxies and manipulate the equation's parameters to perform thought experiments about extraterrestrial civilizations.
How we rank alternatives
Apps are ranked by functional similarity, category fit, rating confidence, and popularity.