Debate Timekeeper

Learn to listen your interlocutor without interruptions.
The application allows you to set:
number of participants from 2 to 4;
each participant's speech from 10 seconds to 10 minutes.
Place your smartphone in the center of the table and sit around it. Press the start button. Speak when your part of the screen is green and listen when it is red.
If you end your speech early, pass the speakership to another participant.
The application will be helpful to couples, friends, students, and politicians.