Download of MyBusiness 4.5 for Mac was on the developer's website when we last checked. We cannot confirm if there is a free download of this app available. This Mac app was originally developed by mybiz. The most popular version among the program users is 4.5. The application is categorized as Business Tools. We recommend checking the downloaded files with any free antivirus.
From the developer:
MyBusiness is an award winning accounting software package, accredited by The Institute of Financial Accountants. As one of the easiest small business accounting software package; MyBusiness accounting software for Mac and PC is also available online. It is the only product to offer powerful accounting software integrated with customer relationship management (CRM), diary, tasks and more.
You may want to check out more Mac applications, such as Repeat My Business Task, which might be similar to MyBusiness.