btcheat.io is a free Simple website where you can earn free BTC without investment  and with investment .i found out this website many times ago but i am going to show it now a days . 

 How does this work : 

 Simply this site will provide you 50 spin when you signup and the you have to spin those spins to earn btc . after finish that spins you need more , so there are a lot of options to make new spins Like  offer ,  refer , visit many site and mining .

you can complete any of them and can get spins , in the other hand you will get 3 spins after every 3 hours and if you invited many peoples this act will increase your level and you will get more than 20 spins after 3 hours . 

 Signup Link :