SunX

Sunrise/sunset calculator for OS X. Plot times on graph, add locations, calculate twilight
Oct 09, 2026
Rating:
3.5 on 45 votes
Category:
Education › Computer Skills
Developer:
Peter Pearson
License:
Freeware
Total downloads:
15
Latest version:
2.0

Description

A sunrise and sunset calculator for Mac users, written in Objective-C. It lets you easily determine the sunrise and sunset times for any location and visualize them on a graph. Calculate twilight times and customize settings in the Preferences window. The latest version includes new default locations, improved functionality, and bug fixes for a smoother user experience.

Download of SunX 2.0 for Mac was available from the developer's website when we last checked. We cannot confirm if there is a free download of this app available. The program lies within Education Tools, more precisely Computer Skills.

This free Mac application is an intellectual property of Peter Pearson. The most popular version of the tool is 2.0. According to the results of the Google Safe Browsing check, the developer's site is safe. Despite this, we recommend checking the downloaded files with any free antivirus software.

From the developer:

SunX is a sunrise and sunset calculator for OS X, coded in Objective-C. It allows you to calculate the sunrise and sunset for a particular location and plot the values over a time frame on a graph.New locations can be added via the Preferences window on the SunX menu.
Features:
- New Preferences window with multiple panes and many more options.
- Can now calculate and display twilight times.
- New default locations.

You may want to check out more Mac applications, such as kidsmouse, RuntimeBrowser or Scales, which might be similar to SunX.

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