This app was mentioned in 3 comments, with an average of 3.67 upvotes
I think the hardest part of this project was making the worms avoiding and moving around obstacles in a nice looking way, and it still doesn't work perfectly in all situations.
I also tried updating to Unity 5.4 from 5.3 several times but was always hindered by bugs on Android.
A bit more info and download links: http://devmgames.com/desertworms/
[Edit] Direct links:
App Store: http://itunes.apple.com/app/id1131690642
Google Play: https://play.google.com/store/apps/details?id=com.devm.tharsisracing
Ohh :) Here you go:
App Store: http://itunes.apple.com/app/id1131690642
Google Play: https://play.google.com/store/apps/details?id=com.devm.tharsisracing