Only the current version so far โ new entries appear as the app ships updates.
Osan Tennis is a sports app by SSENSoft with 100+ downloads (about 240 estimated). +3 installs in the last 7 days. Released May 26, 2026. Install growth, rank history, SDKs and ad networks.
From the store listing: โBook Osan City tennis courts in real-time. From checking slots to payment, all in one go.โ
