You can find out if any aren't synched by adding the 'QB Synced' Custom Column to your project list. Related ArticlesHow can I tell which of my signed projects have been paid?How can I see which of my projects have a remaining balance?How can I sync a Project from before I enabled the QuickBooks Online Integration?How can I see which of my payments have not synced with QuickBooks Online?How can I see when my projects last synced with QuickBooks Online