Best Caffeine for Windows Alternatives

Caffeine for Windows is described as 'If you have problems with your PC locking or going to sleep, caffeine will keep it awake. It works by simulating a keypress once every 59 seconds, so your machine thinks you're still working at the keyboard, so won't lock the screen or activate the screensaver' and is a prevent sleep mode app in the os & utilities category. There are more than 25 alternatives to Caffeine for Windows for Windows, Mac, Android, F-Droid and Linux. The best alternative is Amphetamine, which is free. Other great apps like Caffeine for Windows are Don't Sleep, Caffeine for Mac, Caffeine for Linux and KeepingYouAwake.

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Caffeine for Windows

Free • Proprietary
Prevent Sleep Mode App
Windows

If you have problems with your PC locking or going to sleep, caffeine will keep it awake. It works by simulating a keypress...

Learn more about Caffeine for Windows

Amphetamine
Is this a good alternative?
Yes
No
Free • Proprietary
Prevent Sleep Mode App
Mac
41 alternatives to Amphetamine
Welcome to Amphetamine4, the most awesome keep-awake utility ever created for macOS. Amphetamine can keep your Mac, and optionally its display, awake through a super simple on/off switch, or automatically through easy-to-configure Triggers.
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Amphetamine Features
Sits in the System Tray
Customizable triggers
Don't Sleep
Is this a good alternative?
Yes
No
Free • Proprietary
Prevent Sleep Mode App
Windows
30 alternatives to Don't Sleep
Don't Sleep is a small portable program to prevent system shutdown, Standby, Hibernate, Turn Off and Restart.
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Don't Sleep Features
1. PortableDon't Sleep can be used from a USB stick or similar with no prior installation.
Sits in the System Tray
Don't Sleep vs Caffeine for Windows
Most users think Don't Sleep is a great alternative to Caffeine for Windows.
Caffeine for Mac
Is this a good alternative?
Yes
No
Free • Proprietary
Prevent Sleep Mode App
Mac
41 alternatives to Caffeine for Mac
Caffeine is a tiny program that puts an icon in the right side of your menu bar. Click it to prevent your Mac from automatically going to sleep, dimming the screen or starting screen savers. Click it again to go back. Hold down the Command key while clicking to show the menu.
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Caffeine for Mac Features
Sits in the MenuBar
Discontinued
The last version (1.1.3) is from May 2020.

Caffeine for Mac vs Caffeine for Windows
Most users think Caffeine for Mac is a great alternative to Caffeine for Windows.
Caffeine for Linux
Is this a good alternative?
Yes
No
Free • Open Source
Prevent Sleep Mode App
Linux
27 alternatives to Caffeine for Linux
Inspired by the Mac OS X version, Caffeine for Linux is a status bar application able to temporarily prevent the activation of both the screensaver and the "sleep" powersaving mode.
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Caffeine for Linux Features
Sits in the System Tray
KeepingYouAwake
Is this a good alternative?
Yes
No
Free • Open Source
Prevent Sleep Mode App
Mac
22 alternatives to KeepingYouAwake
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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KeepingYouAwake Features
Sits in the MenuBar
FOSS
Mouse Jiggler
Is this a good alternative?
Yes
No
Free • Open Source
Prevent Sleep Mode App
Windows
9 alternatives to Mouse Jiggler
Mouse Jiggler is a very simple piece of software whose sole function is to "fake" mouse input to Windows, and jiggle the mouse pointer back and forth.
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Mouse Jiggler Features
1. PortableMouse Jiggler can be used from a USB stick or similar with no prior installation.
Econap
Is this a good alternative?
Yes
No
Free Personal • Proprietary
Prevent Sleep Mode App
Windows
26 alternatives to Econap
Econap helps you to save energy and increase your comfort. Before your pc enters the sleep mode, Econap will check if something important is running on your system. If so, it will wait until your download, backups, videos etc. are finished. Finally your pc will go to sleep.
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Econap Features
1. PortableEconap can be used from a USB stick or similar with no prior installation.
Customizable
Configurable
Sits in the System Tray
Should I Sleep
Is this a good alternative?
Yes
No
Paid • Proprietary
Prevent Sleep Mode App
Mac
30 alternatives to Should I Sleep
Annoyed by the display getting dim when you're reading or watching something? What if the computer could “see and hear” you?
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Should I Sleep Features
Face detection
Motion Detection
KeepOn
Is this a good alternative?
Yes
No
Free • Open Source
Android
F-Droid
28 alternatives to KeepOn
KeepOn is free and open-source (FOSS), without any ads/tracks and no Internet use.

KeepOn has no features, suggest some!
Coffee: Keep Display Awake
Is this a good alternative?
Yes
No
Free • Open Source
Android
F-Droid
43 alternatives to Coffee: Keep Display Awake
Coffee allows you to keep the display awake without having to change the device settings. It can be toggled at various places:
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Coffee: Keep Display Awake Features
Display Management