Chaturbate is one of the most known and really free Cam Sites! There are a lot of cute Guys in all Ages from 18 up to 100 ;)
You just need a free Account there, and that's it. And if you want you can even turn on your own webcam and broadcast your own hot camshow!
Chaturbate earns Money with their "Token-System". That means you can buy Tokens for Dollars. When you see a good camshow you can give the broadcaster a little tip. If you want to know more about the Token System click HERE.