For the first 3 apps, you will see the interface on the left once you have downloaded them (Crypto-Free Bitcoin is in green, Crypto-Free Dogecoin is yellow while this Crypto-Free Ethereum is blue)

Press the second button (counted from the left hand side) below and enter 11426082 as referral code. You may also earn referral bonuses by sharing your codes.

Click the lightning button at the middle of the bottom to go back to the interface shown. Click the "play" button in the middle to start mining (you would stop mining if you click it one more time after it has become a square button). Your wallet balance in this app and mining process are shown above.

Click Boost 0/5 to increase your mining rate by watching each advertisement video. You may obtain "Boost 5/5" as shown on the left, indicating double mining rate when you have finished watching 5 ads.

Click on "Tasks" or the mission button on the bottom left corner to obtain daily rewards and complete tasks for more rewards.

Click the second buttom from the right and your corresponding address for each coin to withdraw.