tennisbiz 5.0.9 was available to download from the developer's website when we last checked. We cannot confirm if there is a free download of this software available. This free software is a product of ThinkSmart Software Pty Ltd. Tennisbiz belongs to Business Tools. According to the results of the Google Safe Browsing check, the developer's site is safe. Despite this, we recommend checking the downloaded files with any free antivirus software.
From the developer:
If tennis is your business, they have the software for you! Welcome to tennisbiz, the first software package to provide a total business management solution that gives you, the tennis coach, the power to operate your business with a single piece of software and save time and money in the process. Whether your coaching business is large or small, we have created easy to use software that even the most inexperienced computer user can enjoy.
You may want to check out more software, such as Zetafax Server, which might be similar to tennisbiz.