You could have downloaded Invoice! WinPro 1.53 from our software library for free. This program was originally developed by BLS Software. The most popular versions among the program users are 1.5 and 1.3. InvoiceWinPro.exe is the default file name to indicate this program's installer. The software lies within Business Tools, more precisely Finances.
From the developer:
Invoice! WinPro is an easy-to-learn system for creating invoices and producing reports. The intuitive interface lets you complete forms to build invoices, calling on databases of customers and products that are similarly easy to update and maintain. Invoice! WinPro has straight-forward, preformatted, previewable reports for salesmen, taxes, pick lists, low inventory, credit card processing, multiple companies and more.
You may want to check out more software, such as Invoice OCR C#, Invoice Expert or EZ-Invoicer, which might be similar to Invoice! WinPro.