If you play tennis for the WTT Rec leagues, you can check the status of your teams with this app.Started in 1985, the World Team Tennis Recreational League program features year-round leagues that have provided playing opportunities and instructional clinics for more than 490,000 tennis players of all ages and abilities across the United States. WTT Recreational Leagues are played in parks, schools, clubs and tennis facilities in more than 1,000 U.S. cities. The format features co-ed teams competing in six sets-men's and women's doubles, men's and women's singles and mixed doubles.