Only the current version so far — new entries appear as the app ships updates.
2024 Beta-Cal by FourCatsApp is a productivity app by FourCatsApp with 1+ downloads (about 4 estimated). Released Sep 13, 2023. Install growth, rank history, SDKs and ad networks.
From the store listing: “USPS NALC APWU Scheduled Day Off calendar for Sunday/Rotating Rotation”