NeverNap prevents your Mac from sleeping or activating the screensaver. For 5 minutes or indefinitely. Perfect for presentations or long processes.
Platforms
- Mac
Netherlands
EU

Apps similar to Tethered (Tumerit) include Vorssaint, which is free and open source. Other options are goguma app, Frset, Amphetamine and Caffeine for Windows. You're spoiled for choice with Prevent Sleep Mode Apps like Tethered (Tumerit): we list more than 50 alternatives for Mac, Windows, Android, Linux and the web.
NeverNap prevents your Mac from sleeping or activating the screensaver. For 5 minutes or indefinitely. Perfect for presentations or long processes.

Control the platform power state of your Apple Silicon Mac.


Tracks macOS battery use live in watts per app, shows quantified minute-savings when quitting, details overnight wake causes, historical use comparison, battery health reporting, groups helpers, offers practical ranges, stores all data locally, no uploads.




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.

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:



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.




This tool makes it possible to keep a chronically plugged in Apple Silicon MacBook at 80% battery, since that will prolong the longevity of the battery. It is free and open-source and will remain that way.




System utility enabling manual control over fan speeds, real-time monitoring of temperatures and RPM, custom preset creation, support for third-party drives and Windows via Boot Camp, noise reduction features, compatibility with T2 chip models, and multilingual options.



MacBook battery maintenance utility with hybrid CLI and GUI interface. Both Apple and Intel-Silicon MacBooks are supported.




Manage and extend the life of your Mac's battery with BatFi, a powerful yet simple battery management software designed exclusively for macOS. BatFi keeps a close eye on your battery's percentage and charging state, offering intelligent control to ensure optimal battery...



Monitor and manage all internal Mac temperatures, enhancing longevity by ensuring components remain cool. Supports auto/manual fan speed adjustments and offers comprehensive diagnostics with local or email alerts. Secure and compatible with Macs from 2008 onward.



