If purchasing a MathType license is not feasible for you, there are several excellent, alternatives available. Among these, the most highly recommended is LibreOffice - Math , which is part of the LibreOffice suite. It is both free and open source, supporting all major platforms including Windows, Mac, and Linux.

Modern versions of Microsoft Word and PowerPoint feature built-in equation editors that support LaTeX syntax and graphical input, satisfying many basic academic requirements without requiring third-party plugins.

However, simply because a key works does not make it legal. These keys are not assigned to you personally, and using them constitutes software piracy, a violation of copyright law that can have serious consequences for academic integrity and professional careers.

: Modern versions of Word have a robust, built-in equation editor (Insert > Equation) that supports LaTeX syntax.

If you are using Microsoft 365 or Google Workspace, you can often use the MathType Add-in through their respective stores ( Office Store Google Workspace Marketplace

Built into Word, this is sufficient for most basic and intermediate equation needs.

You can try the current version for free for 30 days to see if it meets your needs before committing to a subscription.

It proves that the copy of the software was legally acquired.

For individual academic users (teachers, researchers, and students), the standard academic discount is available through the MathType Office Tools license.