Beyond Compare 4.1 and newer require matching package and OS architecture (amd64.deb or i386.deb). Beyond Compare 3 - 4.0.7 require the i386.deb package on all supported versions of Debian and Ubuntu (32-bit and 64-bit).
Beyond Compare 3 on Debian 7, 8 64-bit
Enable 32-bit architecture support:
[code]sudo dpkg --add-architecture i386
Download deb:
http://www.scootersoftware.com/download.php
Graphical Install
Double click on the .deb package to install using the graphical package manager.
Terminal Install
[code]sudo apt-get update
sudo apt-get install gdebi
sudo gdebi bcompare-4.1.6.21095_amd64.deb
Terminal Uninstall
[code]sudo apt-get remove bcompare