Do your own research and have a good look what the company is doing. Give it a try at new coins below 1,-
Ethereum is a good alternative coin because it is the base of another coin and you can buy another coin by using this alternative coin. If you learn to trade, you can use that knowledge and get a profit from it.
All alternative coins have the potential to make us all rich if they are properly supported and they will be very useful in the future if their platforms are really good.