A method and an apparatus for reducing power consumption of an electronic device are provided. The method includes executing an app in response to a first user input and switching the app to a background in response to a second user input. The method also includes confirming whether the app that has been switched to the background satisfies at least one condition and automatically limiting an operation of the app when the app that has been switched to the background satisfies the at least one condition. A result of the automatically limiting operation the operation of the app is displayed.