@Mazinger Z
Explore this free app
https://go.zoho.com/wQI
then you may need these following apps
1. To mirror the invoice data from Zoho to QBO
https://www.make.com/en/register?pc=quickbooks
2. To reconcile payments in QBO
https://partnerstack.synder.com/quickbooks
3. A backup restore app before connecting the apps
https://partnerwithus.rewind.com/quickbooks
