Ben 10 Under The Sea Advanture

Ben 10 Under The Sea Advanture runs straight in the browser. It is filed under Puzzle, and it loads on the page you are reading. Taps and swipes are the whole vocabulary — a phone plays it best. Its tags here are adventure, ben 10, puzzle, rescue.

It is drawn for a tall screen, so it fills a phone held upright rather than a wide monitor. It costs nothing and asks for nothing: no registration, no download, no launcher.