On top of things and Up-to-the-minute

Up-to-the-minute and on top of things are semantically related. In some cases you can use "Up-to-the-minute" instead an adjective phrase "On top of things".

Up-to-the-minute adjective - Being or involving the latest methods, concepts, information, or styles.

On top of things and up-to-the-minute are semantically related. You can use "On top of things" instead an adjective phrase "Up-to-the-minute".