It’s all web browser-based and syncs with the corresponding apps on iOS and Android. There’s no actual desktop app for Google Calendar. However, that also means some high-end features aren’t available, especially compared to the previous recommendations. All of that happens in a very clean and modern interface, managing never to overwhelm you. You can also use it to access your notes and tasks.
This web app is capable of scheduling events, responding to and managing events, creating sets of reminders, and sharing and subscribing to calendars.