Hi Mick,
Here's a free BPM Analyzer that I've been using for years that will do the same thing and you don't have to tap out the time.
http://www.mixmeister.com/bpmanalyzer/bpmanalyzer.aspI'll have to check it out the one you found. Always good to have two ways for checking BMP, if they both come up with the same BPM your golden