spacedesk is a free app that lets you use an Android tablet as a second display for your Windows PC. Learn how to set up and use it.

Multitask with your tablet. Since Android 7.0, you can open and use two apps at once, just like how the multi-window feature works on your laptop. This is thanks to Android's split-screen feature.

Ever wish you could look at two apps side by side on your Samsung Galaxy Tab? Here's how to use Split Screen View on a Samsung tablet.

But you can use your tablet to improve your productivity, too. Since a tablet is essentially a portable touchscreen, why not repurpose it during work hours as a secondary display?