HamBook is described as 'Hambook is a modern general-purpose CAT-control software package for HAM radios targeting the Windows platform. At the time of writing, the application is designed for Yaesu FT-891 but due to the similarities between Yaesu radios, more devices can be added upon request' and is an app. There are three alternatives to HamBook for Windows, Linux and Mac. The best HamBook alternative is Ham Radio Deluxe. It's not free, so if you're looking for a free alternative, you could try FLDigi or Digipan.
Ham Radio Deluxe (HRD) is an integrated suite of software products for amateur radio. The five modules in the suite provide rig control,logging, digital communications, satellite tracking, and rotator control.
Ham Radio Deluxe is the most popular Windows alternative to HamBook.
Ham Radio Deluxe is the most popular commercial alternative to HamBook.
Amateur Radio - Digital modem program for Linux, Free-BSD, OS X, Windows XP, W2K, and Vista. It covers PSK/RTTY/OLIVIA/CONTESTIA/THOR & THROB
FLDigi is the most popular Mac & Linux alternative to HamBook.
FLDigi is the most popular Open Source & free alternative to HamBook.
Amateur Radio Freeware Program for PSK31, providing Digital Panoramic Tuning when used with a Windows PC and an amateur bands transceiver
United States