4ops is a math game that offers a challenging puzzle for players of all ages and skill levels. Whether you're an elementary school student or a PhD, this game will put your math skills to the test. The concept is simple - all you need are the four basic operations: addition, subtraction, multiplication, and division.

The game presents you with a series of mathematical equations that you need to solve using these four operations. As you progress through the levels, the equations become more complex and require a deeper understanding of mathematical concepts. This makes 4ops not only a fun game, but also a great educational tool for improving your math skills.

The game is easy to navigate, with a clean and intuitive interface. It is available for iPhone users and can be downloaded for free. Whether you want to challenge yourself or simply have fun with math, 4ops is a great choice. Give it a try and see how well you can solve the puzzles!