Apps Like Astro Viewer for iPhone and iPad
Ranked alternatives
Showing 301–320 of 1,000 ranked alternatives.


Citizen Sky View
University of Colorado Boulder
Attend events and track assigned locations
Coordinate with the project team to attend scheduled events. Assignments include orienting the phone and placing it upside down to capture images every 30 seconds. Submit photos for scientific analysis. Track event times and locations.

Earthquake Report
Manfred Breede
Worldwide earthquake data for seven days.
The app downloads United States Geological Survey data on worldwide earthquake activities of the past 7 days. A map view can be generated for each earthquake by entering its latitude and longitude coordinates.

Wocab - Expand your vocabulary
ANASTASIA DMITRII BORISKINA, IE
Learn words, translate, and practice pronunciation
Learn a new English word daily with its meaning, transcription, and pronunciation. View sentence examples to understand usage. Track progress with streaks and practice pronunciation.

Amharic Translator Offline
Iqra Hasan
Translate between and English
Translate words or phrases between and English. Provide accurate translations with context. Include audio pronunciations for both languages. Save frequently used translations for quick access. Share translations via copy or share options.

CosmAtlas
Aurelio Calegari
Explore the Milky Way with physics.
The app simulates the Milky Way with real physics, calculating celestial body positions from year 0 to 9999. Users can navigate the cosmos, visit planets and satellites, and view the sky from different locations.


Reach Across the Stars
Smithsonian Institution
Explore scientific journeys and virtual labs
Explore scientific environments through 3D visuals and 360-degree VR. View audio interviews and video content with scientists. Learn about career milestones and challenges through interactive storytelling.



Hazards and Population Mapper
NASA
Display and data
Display recent natural hazard data such as active fires, earthquake alerts, and air pollution. Overlay this data on satellite imagery and maps. Identify locations of major dams and nuclear power plants.


Photo Translator: Camera OCR
Son Hoang
Scan text, translate instantly
Scan and translate text from photos or documents using machine learning and AI translation services. Point the at text, tap to auto-translate to target languages. Supports multiple languages and large documents.



MySpaceApp
Noman Ahmad
Explore celestial bodies and view images
View detailed information, images, and videos about celestial bodies in the solar system. Explore planets, the moon, and Pluto. Save favorite content and access educational facts about each celestial body.




Wolfson Talmud
Torah Educational Software, Inc.
Read , listen, and review daily daf
Read and understand the with original Hebrew and Aramaic text alongside English translations. Each line includes clear explanations. Highlights text during reading and allows searching for Rashi and Tosefos annotations.
How we rank alternatives
Apps are ranked by functional similarity, category fit, rating confidence, and popularity.