Digital calendar apps benefit employees and business owners, including shared events, event alerts, and color-coded entries. Three of the most popular options on the market are Microsoft Calendar (through Outlook), Office 365 Calendar, and Google Calendar. The popularity of these options means that some integration or synchronization possibilities exist between them. Let’s break down how well these three programs integrate to make picking the service–or services–you want easier. Do Office 365 Calendar and Microsoft Calendar Work Together?Microsoft Calendar is a free option for Outlook email us…