CleanMem - CleanMem keeps memory use in check on the system without the memory being pushed to the page file.
Glary Utilities - The No. 1 Free, Powerful and All-in-one utility for cleaning your PC
Dr. Cleaner - Dr. Cleaner for Mac helps you keep your computer running smoothly by removing unwanted files and optimizing your available memory. It also works quickly, so
Onyx by Titanium - This website provides operating system utilities for macOS
MemInfo - MemInfo Displays the current memory (RAM or Page File) usage of Windows in the system tray.
AVG PC TuneUp - Peak performance for your PC. Keeps it going for longer. - More Speed Turbo Mode