Redshift Pro - Astronomy by USM (Universal)
Released: Dec 9, 2015
Version: 1.2.3
Size: 728 MB
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Ranking - Reference (iPhone)

Ranking - Reference (iPad)

Redshift Pro - Astronomy

Redshift Pro is the most advanced version of the leading astronomy app Redshift, especially for professional skywatching!

Control your telescope with Redshift Pro and plan your observations with the individually configurable observation planner. With the help of the Sky Diary you will not miss any celestial event.

What Redshift – Astronomy users say:
“Fantastic! This is far and away the best astronomy app available. Highly customizable and a great educational tool. I’ve used this app in the field many times with perfect results.” Hefe42
“Absolutely love it! Redshift is as important on telescoping nights as is my telescope! Very informative.” Dudettsky

Premium features:
-\tTelescope Control for Meade and Celestron telescopes (except Celestron NexStar Evolution series)
-\tPlanetarium with more than 2.5 million stars, 70,000 spectacular deep sky objects, 4,000 asteroids, 800 comets and 26 moons as well as all planets and dwarf planets
-\tOnline access to USNO-B1.0-Catalogue ( > one billion stars) and databases of spacecraft
-\tExtended observation planner for Sun, Moon, Planets, Satellites and many other celestial objects as well as weather info
-\tSky Diary for solar and lunar eclipses, conjunctions, and meteor showers
-\t3D models of the Milky Way, of planets, moons, asteroids and comets, bright and planetary nebulae, star clusters and many other deep sky objects
-\tEclipse maps and supernova simulations
-\tPlanetary and lunar gazetteers
-\t5 basic coordinate systems
-\tNumerical integration of asteroid and comet movement
-\tTime interval: on board 1000 - 2500 AD; download 3000 BC – 3000 AD
-\t25 guided tours and astronomical dictionary

Further versions: Redshift Compact for beginners, Redshift for advanced users.
Overview of all Redshift versions:

Questions or suggestions for improvements:
Mail to
We are looking forward to your feedback!

For more information on news and updates: or visit us on


What's new in version 1.2.3
We have optimized Redshift Pro for iOS 12 and improved the download from the Gaia and USNO star catalogues.
Our verdict: Ok
  • + Redshift Pro - Astronomy is a highly rated app (4-star).
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