Sure! Here's an example of a simple game written in a single HTML file using JavaScript. In this game, you collect money, build a store, and progress through different worlds with increasing difficulty. The game utilizes pictograms for an intuitive smartphone operation. Note that this is a simplified version, and you can enhance and expand it further as per your requirements.
To play the game, simply open the HTML file in a web browser on your smartphone or computer and start collecting money, upgrading your store, and progressing through different worlds. Each world will have increased difficulty, challenging you to earn more money. Good luck and have fun playing!