APT stands for "AstroPhotography Tool" and it is like Swiss army knife for your astro imaging sessions. No matter what you are imaging with - Canon EOS, Nikon, CCD or CMOS astro camera, APT has the right tool for planning, collimating, aligning, focusing, framing, controlling/tethering, imaging, synchronizing, scheduling, meridian flipping, analyzing and monitoring. All its features are packed in an easy and comfortable to use interface with design that had no alternative back in 2009 when it was released. Since then APT is constantly being improved and refined by the real experience of many astro photographers from all over the world including one of the APT authors. It works on MS Windows Vista, 7, 8, 8.1 and 10.
Time unlimited "demo" version of this astrophotography software is available in the Downloads page.
Here is a list of the main areas APT covers.
Additional features included in the FULL version :
Details and important information can be found in the User's guide page.