I like that this program has so many different options for designing your crowns. The website is also very user friendly. It is very easy to use and navigate through all of the options. You can even go back and forth between designs. It is very organized and allows you to see all of the steps in one place. Sometimes it feels like there could be more features or an easier way to create your dream smile. Try out the free version first to see if this is what you are looking for. This program allows you to make sure everything fits perfectly before going any further with the project. I am able to save my progress at any time and come back to it later. We have been able to use this program to help our patients understand their options better than we would on our own. They are able to visualize how their new smiles will.