LiveWebTennis

About

Your webcam follows your body and converts actual arm swings into tennis shots. Swing your hands for forehand, backhand, or serve as a 3D avatar replicates your motions instantly. There is no download, no controller, and no signup required. Simply open the URL and begin playing. Ball physics incorporate real ATP match data so topspin curves downward, slice skids low, and serves reach 130mph. Play alone against AI or in multiplayer against real opponents across the globe. Created in two weeks, it has attracted over 1,300 players from more than 50 countries. No advertising budget was used. The size is under 1MB.