InsomniaZ is described as 'Use Mac with external monitors with lid closed even when you are on battery power. Play music, airplay movies, download/upload lid closed. Most modern and up to date app' and is a prevent sleep mode app in the os & utilities category. There are more than 50 alternatives to InsomniaZ for a variety of platforms, including Mac, Windows, Linux, Android and Flathub apps. The best InsomniaZ alternative is Amphetamine, which is free. Other great apps like InsomniaZ are Caffeine for Windows, Stimulator, Caffeine for Mac and PowerToys - Awake.
Provides Windows tray-based management for staying awake, preventing sleep, keeping displays on, or changing power plans. Includes session timer, hotkeys, and crash recovery with Pro-only smart triggers, stats export, Drive Alive for USB devices, and minimal resource use.
SleepTime is a light-weight app that lives on your menu bar, letting you easily set a timer to put your Mac on sleep automatically after a specified time period you choose.
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