System Toolkit Pro

Monitor CPU load, memory usage, network speeds, traffic and open connections - all visible in the menu bar and overlay window.

Searches your entire hard disk for temporary and cached files that can be deleted to free up disk space. Categories include app, user, developer and browser caches.

Find and remove duplicate files using smart selection, locate large files taking up the most space, and erase private browsing data from all major web browsers.

This app displays values of hardware sensors like temperatures, voltages and currents.

You can check the battery parameters of the internal battery on the battery page. This page shows detailed information about the internal battery. If you are using a Mac without battery, this page is hidden.