Notepad++ is a free, open source application for writing text. A powerful editor full of options, Notepad++ is ideal for programming as well as normal text.
Notepad++ works with tabs, so it's very easy to work with multiple files open at the same time. Comparing texts is therefore very easy, and every line is numbered. Font size in Notepad++ can be increased simply by holding CTRL and the mouse wheel used to zoom in. Pressing F12 makes the current tab float above everything else in Windows.
replacement for Window's Notepad, NotePad++ is incredible, because it has so many more features and abilities, while still being incredibly lightweight and stable.
NotePad++ is a functional application, but it won't win any prizes for looks, and many of the functions are only useful to programmers. However, anyone who writes text will find Notepad++ a useful tool, and much better than Windows Notepad.