From time to time I come across useful things, here are some of them.
Top Cash Back Earn while you spend https://www.topcashback.co.uk/ref/member228471522848
A great accounting / book keeping package – Kashflow
One of the best tools for keeping temporary files and rubbish out of your computer – CCleaner
A full-featured and Free office package (It opens MS Works docs too) – Libre Office