Speed Wall Breaker

Speed Wall Breaker is listed here under Hypercasual. There is no launcher and no install between you and it. Designed around touch input, and comfortable on a small screen. Catalogued as casual, click, clicker, hypercasual, obstacle.

It is drawn for a tall screen, so it fills a phone held upright rather than a wide monitor. Nothing is saved to an account, because there is no account — progress lives in this browser.