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iObserve makes your preparation of astronomical observations a breeze. It gathers automatically and easily all the information you need when observing the sky with small and big telescopes. It has been built from the ground up by an experienced professional astronomer. iObserve also provides its famous times bar with Local Time, UTC, (Modified) Julian Date and the Local Mean Sidereal Time of an observatory you can choose. A place to store astronomy-related websites is also provided, as well as a full-screen mode.

  • Resolve an object coordinates with SIMBAD
  • Access automatically its

What's New

Version 1.6.0:
  • Added an "Aladin Lite" view (from the CDS in Strasbourg), in order to have a more complete sky preview in a large region around the object
  • Upon users requests, the "new separator" and "new folder" buttons were improved; they are now one-click away only (no more popup), and can be set to be always visible in the preferences
  • The notes associated with an object are


  • OS X 10.9 or later

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Current Version (1.x)


Downloads 1,689
Version Downloads 54
License Free
Date 22 Feb 2017
Platform Intel 64 / OS X
Price Free
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