KeyRocket helps you learn and work with keyboard shortcuts.
It informs in Windows Explorer and Office whether the action that you have just performed with the mouse can also be performed with the keyboard.

KeyRocket 

KeyRocket helps you learn and work with keyboard shortcuts. It informs in Windows Explorer and Office whether the action that you have just performed with the mouse can also be performed with the keyboard. A small window on the right side of the lower edge of the screen shows the combination.

The design of the Software is very modern and clearly designed and therefore a real "eye-catcher". The program has now learned over 1600 key combinations and displays a key combination for almost every click of the mouse.

Further information in the article:
Work faster and more productively with KeyRocket