Includes an extended star database with over 522 million stars down to the 20th magnitude and advanced tools for observing obscure objects.
Depending on your needs, the software is available in several configurations: SkyTools Astronomy Planning Software by Skyhound sky tools 4 repack
Astronomy forums like Cloudy Nights (classifieds) occasionally have users selling their Sky Tools licenses at half price. License transfers are allowed—just contact official support. Includes an extended star database with over 522