Below is a list of free software that we have developed. Feel free to download and use as you would like. Obviously, the standard disclaimers apply: It's not our fault if it crashes your computer or causes data loss or creates an unnatural desire to run a 1/2 marathon.

Race Pace screenshot
Race Pace Icon
Race Pace is a Macintosh application for runners. Give it a run distance and either a pace or a total time and it will calcuate the other. An iPhone version is coming soon.