Sleepless in System is a free Chrome extension developed by Moin Uddin. It falls under the category of Browsers and is classified as an Add-ons & Tools subcategory. This extension allows users to prevent their system from going to sleep or display from turning off, ensuring that their PC stays awake.

With Sleepless in System, users can easily put their system in sleepless mode, making it ideal for situations where background tasks are running while the PC is not in use. Whether you're downloading files, copying data, or even running torrents, this extension ensures that your PC continues to stay awake and active.

The extension provides a convenient toggle shortcut for easy activation. On Mac, users can press ⌘ + SHIFT + Z, while on other platforms, the shortcut is CTRL + SHIFT + Z. This makes it quick and simple to enable sleepless mode whenever it's needed.

For those who prefer to use their Android devices, Sleepless in System is also available as an app on the Google Play Store. This allows users to keep their Android devices awake as well.

Overall, Sleepless in System is a useful tool for those who need to keep their PC awake and active during background tasks. With its simple toggle shortcut and availability on both Chrome and Android, it provides a convenient solution to prevent system sleep and display turn off.