The color theme is also customizable. You can find your favorite theme for sure. - Simple design You can add or edit an event only with a few steps. Do you have some routine in your life? Then, try SimpleCal! You can create a new event just by dragging a past event. - Dark Mode Supports dark mode. - Data Backup Saves event data to an external server such as iCloud Calendar or Google Calendar. (The app does not have its own calendar and does not save to the device's local area.) In the unlikely event that your iPhone is damaged, you can simply log in to your original calendar account to load your previous event data.