Sure, here's an example of a simple game that can be played on a smartphone using pictograms. Please note that this is a basic implementation and can be further enhanced with additional features and graphics.
Pictogram Game
Score: 0
To play the game, simply open the HTML file on a smartphone and click/tap on the displayed pictogram. Each click will increase your score, and a new pictogram will be displayed. You can further customize the game by adding more pictograms, implementing time limits, adding levels, etc.