Here is another pet feeder that helps you keep your kitties fed. The Pet Marvel is a 2-in-1 water dispenser and pet feeder with a smart weighing bowl, dual water tanks, and app tracking. It has a built-in camera and voice function. The Pet Marvel Feeder and Dispenser is designed for multi-cat households.
This water dispenser has a triple-filtered circulation system. You can find this project on Kickstarter. More information is available here.