Tennis Recorder and Analysis play online

The app provides easy recording of the user's tennis games and the first serve probability, service point, double fault, first serve score rate, second serve score rate, winner, break point, error, total score information, and the Analysis screen shows the player's winners and errors count by interval. You can check the number of winners and errors by setting the server, first/second service, forehand/backhand, and technic using the spinner filter.
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https://www.youtube.com/watch?v=wLs4c_DG45c