Desmos

A suite of free, powerful, and intuitive digital math tools, including a best-in-class graphing calculator, for students and teachers.

Desmos provides a suite of free online math tools designed to help everyone learn and love math. Its flagship product is an advanced graphing calculator that allows users to plot functions, create data tables, and visualize mathematical concepts in real-time. In addition to the calculator, Desmos offers scientific and four-function calculators, a geometry tool, and a platform for teachers to create and share interactive classroom activities. Primarily built for students and teachers from middle school through early college, Desmos aims to make math education more engaging, accessible, and visual. The tools are designed with an emphasis on exploration and discovery, allowing students to play with parameters and see immediate results. Teachers can use the Activity Builder to create guided lessons, monitor student progress in real-time, and facilitate classroom discussions, making it a powerful resource for both in-person and remote learning environments.