HomeAppsProductivityOne CalendarApps like One Calendar Here are some great alternatives to One Calendar by Code Spark : Week Calendar - Smart Planner ★3.5 Calendar+ Schedule Planner ★3.6 CalendarSync - CalDAV and more ★4.0 Calendar 2025 ★4.1 Business Calendar ★4.1 Calendar+ Schedule Planner ★3.9 149 Live Calendar & ToDo List ★4.3 Calendar - Schedule Planner ★3.9 Business Calendar 2 Planner ★4.5 CalenGoo Calendar Trial vers. ★3.3 Fossify Calendar ★4.5 CalenGoo - Calendar and Tasks ★4.5 Business Calendar Pro ★4.3 Calendar Pro - Agenda ★4.3 Calendar 2025 ★4.4 2025 Calendar Business Planner ★4.8