Abstract: An interval timer combining the features of a practice timer, means of measuring date and metronome into a single device for the purpose of measuring, recording, and displaying practice records over a period of weeks or months. During the measuring of practice time, the device may complement the passage of time by the use of lights, sounds, or vibrations. It features a display screen that can indicate total time practiced, current chronological time and date, and a record of practice accomplished over a period of chronological time. The device may also accommodate interchangeable face plates of electronic icons for user personalization of the device. An enhanced version may include means for displaying assignment and practice information.