I use excel, due the fact we issue invoices few times a month (agency). http://theanchorapp.com/ http://theanchorapp.com/ - this is a self-hosted free app. (no

I use excel, due the fact we issue invoices few times a month (agency). http://theanchorapp.com/ http://theanchorapp.com/ - this is a self-hosted free app. (not affiliated)