For those interested in exploring different options, there are several alternative tools and platforms designed for mathematical expression and equation creation, such as:

By choosing to pay for software:

If you're looking for free or lower-cost alternatives for creating mathematical equations, consider:

MathMagic Pro is a powerful equation editor and a desktop publishing system for mathematical notation. It's used widely in educational, academic, and professional environments for creating and editing mathematical content. The software supports a wide range of mathematical notations and can handle complex equations.