Plain Button Fever lets you click to get virtual money. i find clicking to earn money is relaxing and simple.
Click to earn virtual money, then spend it to unlock new buttons.
The control is clicking. The features are unlocking buttons and merging same-kind buttons to make larger ones.
Most players should click to earn money to unlock and merge buttons. Merging same-kind buttons creates larger ones to boost earnings.
Q: What are the controls? A: Clicking is the control.
Q: What is the objective? A: Earn virtual money from clicks.
Q: What is one stated feature? A: Unlock new buttons.
Q: What is the main mechanic? A: Clicking to earn money.