Whenever the fans in my MacBook Pro suddenly rev up, I use the built-in Activity Monitor app (Applications > Utilities) to see what’s going on. But I’ve often wished for a quicker and easier way to ...

Sometimes, your Windows computer may be running slow, even when you have a pretty good CPU configuration. It happens when your computer spends the resources to do some other task. To solve this ...

While Windows' built-in Task Manager is great for the occasional resource check, it's not something you can easily monitor all day long. For that, we recommend Rainmeter, the best darn system monitor ...

I've always used Windows Task Manager to troubleshoot my computer when it's slow. I’ll open it and stare at the CPU or memory bars, hoping to find the problem. However, at times, everything looked ...

At a glance, system monitors might not seem as useful on your iPhone as they are on a desktop computer, but they can pack in a lot of good data. This includes detailed battery life breakdowns, storage ...

Your CPU is the brains of the operation when it comes to your computer, but unlike with your own brain, we can get an exact measure of how much processing capacity is in use at any given time. Whether ...

System performance is key to getting the most out of Linux. There are several command line and GUI tools to make this task easy. Here you'll learn about htop, glances, Mission Center, and more apps.