Fantastical

Fantastical is regarded as one of the best Calendar apps on the App Store. It works really well with the iPad, iPhone, and even Mac. And yes, you can easily use it from your Menu Bar.
Fantastical has a little bit of everything, so everyone can make the most out of it. You can keep track of all your calendars, including your Google, iCloud, or Trello calendar.
All your events and dates can be neatly stored in the app’s calendar view and you add new reminders or events in a simple and efficient way. Plus, Fantastical also has a feature that lets you keep track and make your favorite time zones if you need to.
Fantastical is a subscription-based calendar that unlocks a ton of useful features for your work and your life. But if you just want to see if it’s the right for you, you can always try it for free with its 14-day trial period.