A specialized timing control of participation in debates

Speech and Debate Timekeeper
Free
Offline
http://debate-ie-timer.sourceforge.net/

Speech and Debate Timekeeper is a specialized timing control of participation in debates stopwatch. The program adapts to the different types of more widespread debates (parliamentary, Lincoln-Douglas, World School, Karl Popper, etc.).
It is a Java program, so you need to install Java Runtime Environment.