MultiTrack Stopwatch has 10 counters to time multiple times parallely and independently. It has lap-keeping functionality. You can start and stop all counters with one click, and it displays the order of 0.1 second.
Multiple counters also act as lap holder or just for keeping results of past clocking. Has ways to start, stop and reset all counters at once. You may select down count mode. Allowed to record counter values to a file oe Clipboard. Conversion feature calculates and shows time related quantities, for example time * speed = distance.
The license of this software is Freeware, you can free download and free use this digital clock & timer software.