Hills, a game with no economy in it

Every studio should keep one thing that cannot be monetised. Ours is Hills.

There is a ball. There are endless cartoon hills with honest physics. There is
no score, no timer, no enemy and nothing to buy. People open it for a minute and
close it twenty minutes later, which is the only metric it has.

It stays free, it stays in the browser, and it will never have a store page.