It depends on what coins you have. Usually if you go to the coins main website, they will have a supported wallet. If you want a simple wallet, that can hold multiple coins, visit https://www.exodus.io/
The Exodus wallet supports most of the popular coins, and is very easy to use. It also offers good backup security so you don’t have to worry about coin loss.
Watch this video: https://vimeo.com/172347797
It will show/explain just how the wallet works, in a very easy to understand way.