Objective:

• How Long Does it Take to Sync Calendar Entries to Google Calendar the First Time?
• How Long Does it Take to Sync Calendar Entries to Office 365 Calendar the First Time?

Environment:

• Clio Web App
• Google Calendar
• Office 365 Calendar

Additional Information:

After the 1st time, the sync will sync every hour. 

Answer:

The initial sync may take up to 24 hours (although in some cases may be 1-2 hours or even faster).