ATnotes is a program that creates Post-it-like notes on the Windows desktop. The user interface is provided through an icon on the taskbar. Notes are fully customizable in fonts, colors, sizes, and in many other aspects of appearance (e.g., text color and border color for each note, each setup appearance can be saved as a profile to be restored quickly). Each note can have a single or repeated alarms, with visual and audio alarm signal. Notes can be hidden until manually activated or until a specified date/time. You can minimize notes to the first line of text and restore the note size to fit the whole text. It supports opening URLs, e-mail addresses, and file shortcuts in notes with the associated program. An overview of all current notes in the note list is provided, with the features of note searching, folder organizing of notes. There is hot-key support for important functions. The program also support note sending, to other computers in a local network.