With its highly intuitive user interface, it allows you to easily install, use, and update it. The app also allows you to easily incorporate data from other calendar apps that use CalDAV, such as those of Google, Microsoft, and Yahoo. In addition, it allows you to synchronize your calendar entries across all devices in your Apple ecosystem through iCloud. When it comes to storing data related to your schedules, the app provides you with an exceptional solution. You can expect Apple’s proprietary calendar app for Mac to compare favorably with just about any other calendar app for Mac. Wondering how to choose the best calendar app for Mac OS 10.15? The following is an overview of what’s in store for you in our selected calendar apps. Here’s a quick rundown of the 10 best Mac OS 10.15 Calendar app: Read on to find out the 10 best calendar apps for your Mac. However, the best calendar apps on Mac OS 10.15 come with a variety of scheduling features that help you live an easier lifestyle. Some calendar apps only go as far as providing you with correct dates. They’ll allow you to take a quick glance at all your weekly or even monthly schedules with just a few clicks of a button. The best calendar apps on Mac OS 10.15 keeps you notified about every important part of your routine. Microsoft Excel for macOS 10.14 Crashes.Numbers File Can’t Be Open on macOS 10.14.Can’t Open Keynote Files on macOS 10.14.macOS 10.14 Update Not Showing on App Store.