DarkNight 1.6 for Mac can be downloaded from our website for free. This Mac download was checked by our built-in antivirus and was rated as virus free. The program lies within System Tools, more precisely System Optimization. This free Mac app is an intellectual property of Hobbyist Software Limited.
From the developer:
Dark Night is an application that automatically switches between light and dark wallpapers based on sunrise and sunset, or on your own schedule. You can instantly see the sunset and sunrise times. You can also run your own Apple Script at sunrise and sunset.
You may want to check out more software for Mac, such as OpenMenu X, Air Mic or Dock Delight, which might be related to DarkNight.