Establish a connection to various Canon cameras and remotely capture images. Tweak the exposure compensation, white balance, ISO, aperture, shutter speed, BULB exposure length, image quality, and other settings. View captured photos, measure FWHM, HFD and other parameters.
AstroDSLR 4.15 for Mac could be downloaded from the developer's website when we last checked. We cannot confirm if there is a free download of this app available.
Please check the Mac app with an antivirus before launch as it is downloaded from the developer's website, and we cannot ensure that it is safe. This software for Mac OS X is a product of CloudMakers, s. r. o. The program is categorized as Design & Photo Tools.
From the developer:
AstroDSLR is digital camera tethering and remote capture application specialised for astrophotography.
AstroDSLR controls ISO, aperture (if lens mounted), shutter speed and BULB exposure length, exposure compensation, metering and focusing modes, white balance, image quality and format.
You may want to check out more Mac applications, such as Smith Chart for Mac, TVPaint Animation or Keynote Action Pack, which might be related to AstroDSLR.