TinyBooks 

TinyBooks is a simple, flexible, non-bloated, single-entry bookkeeping and accounting system for the Macintosh. TinyBooks is designed for Sole Proprietors, home and other small businesses, and family finances.
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Basic Bookkeeping 

Basic Bookkeeping (BBK) is designed for business owners and individuals who need to spend their time running their business instead of learning to be accountants. The single-entry accounting method used by BBK is very easy to use and understand.
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Billing Star 

A billing system for the serious user. Easy to get started with, first invoice in minutes! Professional invoices with your own logotype. Gives you complete control of your claims. Databases with customers, products, taxes, invoices.
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Invoice! 2002 

Invoice! 2002 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.
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Invoice! Lite 

Invoice! Lite 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.
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Fincalc 

"FINCALC 6.0" is a Windows program designed to handle differing financial calculations related to investments and lending.
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