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Beautiful free math.

At Desmos Studio, we want to help everyone learn math, love math, and grow with math.

Open Graphing Calculator

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Graphing Scientific Four Function Matrix Geometry 3D

Amplify Classroom is a powerful teaching and learning platform with hundreds of free, interactive K–12 lessons across math, science, and literacy!

I'm a Teacher I'm a Student

Use the combined power of the Desmos Calculator and native construction and transformations tools to explore geometry as never before.

Open Geometry Examples

Have you ever felt like two dimensions isn't quite enough? The Desmos 3D Calculator lets you explore curves, surfaces, and points in all three dimensions.

Open 3D Examples

All three graphs on this page were made in Desmos. See how: Graphing, Geometry, and 3D.

Map of America highlighting the states where Desmos is available

Digital SAT® Suite, AP® Exams, and Pre-AP® Exams
International Baccalaureate® (IB) Middle Years Programme (MYP)
ACT® State & District and PreACT® Online Assessments
NWEA MAP® Growth™
Smarter Balanced
State tests in: Alabama, Alaska, Arizona, Arkansas, California, ... and 43 more!

Use our API to embed the power of Desmos's tools right into your products.

Image of The Graph Pro Micro

“The Graph Pro Micro” by Stanley Yen

United States

“The Fractal Milky Way” by TETH_Main

Japan

“Neuron” by Maximilian Tjäder

Sweden

“Blue Marble” by Brendan Julius

United States

Image of Self-reflection

“Self-reflection” by Leighton Sher

United States