TimeBillingWindow
timebillingwindow - time billing software for tracking and billing client time.
Invoice Organizer Pro
invoicing and billing software for all kinds of professionals.
Billing Organizer Pro
billing software is for anyone who bills for labor, service and/or material.
Retail Man POS
retail man pos + inventory software. most point of sale hardware supported
Project Timer
project timer is a windows taskbar app to time and invoice your projects.