This app was mentioned in 6 comments, with an average of 2.17 upvotes
Dang it. Now I have to install this.
EDIT: For the lazy guardian..
iOS: https://itunes.apple.com/us/app/tap-smiths/id1099862552?mt=8
Android: https://play.google.com/store/apps/details?id=com.tinytitanstudios.tapsmiths&hl=en
Tap Smiths (link to Android version, also for iOS, I think) can be entertaining. I don't know how good late-game is, though; I played on an Android emulator, so wound up quitting due to input lag issues >_>
Enjoy it. :)
The game is out on Android now!