TennisONE app has signed American tennis star Shelby Rogers to a sponsorship deal. TennisONE is a mobile app that gives users real-time scores, draws, daily match schedules, and stats.

The app also allows fans to connect directly with tennis players. TennisONE is considered one of the best tennis apps on the market. It has a 4.8-star rating in the Apple store. The app is also the official mobile app of World Team Tennis (WTT).

Shelby Roger is one of the top American female tennis players. She reached a career-high singles ranking of 48 in 2017. She also has sponsorship contracts with Fila and Wilson.