Free Accounting Software The number one choice in free accounting software packages for small business! Free Accounting Software has thousands of accounting users and we would like to say thank you to all of the small businesses and accounting firms that support our accounting software. Free Accounting Software is an intuitive, easy to use, robust, multi-user, inventory business management system and accounting software solution. Complete double entry accounting. FIFO/LIFO and Average Cost accounting methods. Quotes, Sales Orders, Purchase Orders. Extensive reporting. 24-hour customer support. And more!