Apps Like AstroAid for iPhone and iPad
Visualize celestial views through eyepieces
Helps users visualize celestial objects through telescopes or cameras. It calculates magnification, actual field of view, and exit pupil. Users can simulate views with different eyepieces and optical aids.
AstroAid screenshots
Ranked alternatives
Showing 121–140 of 1,000 ranked alternatives.


Univerzoom 3D - Explore Scale
Linda Schnetzinger
Zoom and compare cosmic scales with gestures
Astronomical objects and compare sizes from galaxies to atoms. Use gestures to zoom in and out, to microscopic levels or cosmic distances. View detailed comparisons and understand relative sizes visually.





Herschel Quick Look
European Space Agency
Search targets, coordinates, or observations with data
Access data products from the Space Observatory. Search by target name, sky coordinates, or observation identifier. View processed scientific data and metadata. Download and analyze observational results.


Boeing 737 NG Diagrams
Aircraft Training Aids, LLC
Study aircraft systems and simulate emergencies
Explore aircraft systems with interactive for the 737 NG. Manipulate components to observe system responses. Simulate emergencies and apply checklists to resolve issues.

arabdict Dictionary
Youssef Fouad
Translate words between 18 languages
Translate text between Arabic and 17 other languages. Search for words or phrases and get instant translations. Switch between languages effortlessly. Save favorite translations for quick access. Share translated text via copy or email.


The JWST Augmented Reality App
NASA
Explore celestial objects in AR
Explore the James Webb Space Telescope through . Place the telescope in any environment using AR. Learn about its features and mission. View detailed information about the telescope's instruments and scientific goals.


RayLab
Kamyar Ghandi
Design lenses, simulate optics, control components
Model 2D lenses and mirrors with precise control over shape and placement. Design aspheric surfaces and perform geometric ray tracing. Conduct sequential and non-sequential analysis. Calculate front and back focal lengths and principal surfaces.

Music Tutor Plus
Bijoy Thangaraj
Identify music notes on sheet music.
The app helps users learn sheet music and improve sight-reading abilities. It develops speed in identifying music notes through timed sessions, with options for different clefs and practice modes.


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.


LensTutorial
Alf Jorgen Bratane
Simulate lenses, view calculations
Learn about photographic lenses through interactive simulations. Adjust aperture, focal length, and focus distance to visualize their effects. Calculate depth of field and view real-time changes.

How we rank alternatives
Apps are ranked by functional similarity, category fit, rating confidence, and popularity.