App Tamer is described as '? Background app taming: CPU use by background apps can lead to slower performance, shorter battery life, prompt heating and trigger your Mac’s fans. App Tamer helps you to manage and reduce overall CPU usage by controlling idle apps working in the background' and is a Battery Saver utility in the system & hardware category. There are five alternatives to App Tamer for Mac, Windows and Google Chrome. The best App Tamer alternative is Process Lasso, which is free. Other great apps like App Tamer are Chrome Reaper, GiMeSpace Power Control Pro, CPUSetter and AppPolice.