If you're reading this article I assume that you've already unlocked all Characters! If that's the case, congratulatations, Zoobster!
We working on new Characters! However, we have some things to worry about before releasing new updates. They depend not only on heavy testing, to assure that it will run smoothly in a large variety of devices but also on Apple's AppStore/Google's PlayStore approval. Both may take some time to happen.
This is us working to make sure that you have the most fun with Zooba!
Also, if you have just come up with a fantastic idea for a Zooba character, we would love to hear it! You can check on how to contact us by tapping here.