1)   #1 Easy POS 4 BUSINESS Point of Sale - Free Download 5.17
Simple yet powerful POS make Quote, Invoice, Receipt, PackingList, Inventory, Sales History, BarCode Scan, MailingList, Excel download, Network, Security, Touch-Screen POS option. Long-term free evaluation period to make sure you are in business.

 2)   Excel Billing Invoicing Software 1.1
Invoice statement creation with templates / forms. All your data is stored in an Access database for quick use. Bills can be produced and printed in seconds. Store your company, customers, products, and completed invoices for quick retrieval.