http://www.scootersoftware.com/download.php?zz=kb_linux_install
Terminal Install
wget http://www.scootersoftware.com/bcompare-4.2.6.23150_amd64.deb
sudo apt-get update
sudo apt-get install gdebi-core
sudo gdebi bcompare-4.2.6.23150_amd64.deb
Terminal Uninstall
sudo apt-get remove bcompare