Insync supports syncing multiple accounts so you can seamlessly sync both personal and business Google accounts.
Adding an account into your app
G+ icon on the right-hand portion of the app window.
2. A web browser will open. Log in using the Google account you want to add.
3. After logging in, you can now close the tab and see your account in the app.
*Note that you will need one license per Google Account. Check out our pricing plans here.