For those who had to work on different PC for their daily working; i am sure they must be missing some of the best applications they are very familiar with like the most used Mozilla Firefox, uTorrent, xnview etc. or some of the best open source and free applications. As this may not be mandatory for every pc to have these applications.
But there is a solution why don’t you opt for the portable application which are widely used these days. You can find the some of the best application on PortableApps.com
Though on the above mentioned site you can find many small application but it doesn’t mean this is only the whole list as there are a lot of application along with the paid version latest release and very poplar softwares. The only thing you need to have skills to search them on Google.
But however if you have failed to find the suitable one for your requirement then subscribe from the below box and then leave a comment. I will try to find the application for you and send you the link via mail.