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.
Cost / License
- Paid
- Proprietary
Platforms
- Mac



Theine is described as 'Prevent your Mac from falling asleep, dimming your screen or starting the screensaver. Theine keeps macOS awake just like caffeine does with you' and is a prevent sleep mode app in the os & utilities category. There are more than 50 alternatives to Theine for a variety of platforms, including Mac, Windows, Android, Linux and Web-based apps. The best Theine alternative is Amphetamine, which is free. Other great apps like Theine are Caffeine for Windows, Stimulator, Caffeine for Mac and Caffeine for Linux.
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.



Keep your Mac awake only when needed, with a minimal control surface built for focused workflows.




ScreenWakeUp is a free, browser-based alternative to Caffeine and Amphetamine. It uses the modern Screen Wake Lock API to keep your screen from sleeping or locking — with nothing to install and no admin rights needed.