MenuBarPad is a simple mini app that lives in your macOS menu bar and because of that its always reachable when you need to quickly make a note.
It does not interfere with other windows and is available on every macOS Space on your desktop.
It acts as a plain text holder for quickly copying, pasting or editing on the fly.
It allows to save the contents of the editor into a handy .txt file in your system.
It cant get any simpler, faster or more effective than that!