Asana Macos App. Google calendar updates itself once every 8 hours or so. With notifications and touch bar support.

It indicates the due date and new assigned and unread tasks. You must have an asana account and an office 365 commercial subscription. In some apps like calendar for macos, you can change how often it syncs.
Upgrade for $10.99/user/month (billed annually) to the premium plan that includes project timelines, advanced search, and task dependencies.
Users either have to choose an avalanche of email or remember to check asana constantly. Teams report that asana premium increases their team’s efficiency by 45%. Upgrade for $10.99/user/month (billed annually) to the premium plan that includes project timelines, advanced search, and task dependencies. It doesn’t have a dedicated macos app, but it runs fine in the browser.