Yes, it's safe to install the application on Windows 10, but I doubt that you will find an installation package. I've searched the web and all the related websites, and the latest supported version of Windows where you can install Art Dabbler is Windows 2000. That means it's 17 years ago and I doubt it will be fully compatible with the newest version of Windows.
However, there are other applications nowadays developed for image editing. Use the following results as guidelines to choose another app that can help you.