1)   #1 Easy Invoice Program - Free Download 6.00
Easy to setup, and easy to learn program with powerful features. Invoice, Quote, Packing-List, Sales History, Inventory, Customers Pricing, Bar Code Scan, Excel and Quickbook Interface, Product Photo and Customer's Photo, Email Invoice, Network

 2)   1 Invoice 5.06
Easy to setup, and easy to learn program with powerful features. Invoice, Quote, Packing-List, Sales History, Inventory, Customers Pricing, Bar Code Scan, Excel and Quickbook Interface, Product and Customer's Photo, Email Invoice, Network Option.

 3)   Excel Invoice Manager Express 2.5.1008
Seamlessly integrated with Excel, Excel Invoice Manager provides a true What You See Is What You Get invoice template, allowing you to manage customers, products, invoices and payments easily.

 4)   Snappy Invoice System 4.2.2
Once you've spent just a few minutes with the program, you can prepare, print, fax, and/or E-mail invoices and sales receipts in seconds! Designed with ease of use as a primary feature, it will help you perform sales-related tasks fast and easy.