Apps similar to Chai by lvillani include Vorssaint, which is free and open source. Other options are goguma app, Amphetamine, Frset and Green Dotter. You're spoiled for choice with Prevent Sleep Mode Apps like Chai by lvillani: we list more than 50 alternatives for Mac, Windows, Android, Linux and the web.
Coffee is a modern, open-source Android utility built with Jetpack Compose and Material Design 3. It provides a Quick Settings tile to prevent screen dimming or locking during reading, navigation, or focused tasks, with customizable timers including indefinite mode.
Caffeinate is an App that helps android developers to keep their phone's display awake without having to change the device settings. It can be toggled at various places:
KeepingYouAwake is a small menu bar utility for macOS (Version 10.13 and newer) that can prevent your Mac from entering sleep mode for a predefined duration or as long as it is activated.
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KeepOn allows you to keep your device's screen on for the desired duration and also allows you to return to the default settings automaticaly when the screen turns off.
"Don't Go to Sleep Please" prevents sleep mode on the Mac until applications or processes are done.
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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.
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Don't Sleep is a small portable program to prevent system shutdown, Standby, Hibernate, Turn Off and Restart.
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Belay keeps your Mac awake while a coding agent is working. When the work stops, Belay gets out of the way and your Mac can sleep normally again.
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Need a quick coffee break ? But don't want your PC to sleep or Teams to go idle? Stay Awake keeps your screen on by keeping its own tab active. No need to change OS settings.
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One of the first webpages that used the Wake Lock API packaged in the nosleep.js script to prevent a device from sleeping.
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Coffee will keep your computer wide awake while your network is active or a program. Coffee prevents standby when your traffic speed on a selected network adapter is above the user configurable threshold or specific software selected.
