Cryptocurrency mining sites consist of different mining websites that pay members through mining. It can either be a mining game or cloud mining.
Cloud mining websites gives members the opportunity to rent their hardware to mine cryptocyrrencies. Members need to invest money to be able to get mining power. The number of mining power depends on how many a member is wollong to purchase.
Renting hardware using cloud mining websites consist of contracts. It will indicate the number of mining power and the duration on how long a member will have that mining power.