✓ Graph saved as JPG!
#1 Free Desmos Calculator Online

Free Desmos Graphing
Calculator Online

The most powerful free graphing calculator — scientific, 4-function, graphing & 3D. Approved for SAT, NC, Virginia, Texas & Georgia state testing.

✓ SAT Approved ✓ NC Testing ✓ Virginia SOL ✓ Texas STAAR ✓ Georgia Milestones ✓ No Download ✓ 100% Free ✓ Save Graph as JPG
Desmos Graphing Calculator — desmoscalculator.dhamakamirchi.in
50M+
Monthly Users
6
Calculator Types
100%
Free Forever
All
Devices Supported
Features

Everything You Need in One Calculator

The Desmos graphing calculator is trusted by students, teachers and professionals across the USA.

Graphing Calculator

Plot functions, polar equations, parametric curves and inequalities instantly. The most used Desmos graphing tool for students.

Scientific Calculator

Full scientific calculator with trigonometry, logarithms, exponents and more. Desmos scientific calculator approved for SAT testing.

3D Graphing

Visualize 3D graphs and surfaces. Explore multivariable calculus and 3D geometry with Desmos 3D calculator.

Matrix Calculator

Perform matrix operations, find determinants and solve systems. Full Desmos matrix calculator built-in.

Save Graph as JPG — Free

Click "Save as JPG" to instantly download your graph as a JPG image. No login, no sign-up — completely free for everyone.

Works on All Devices

Fully responsive on mobile, tablet and desktop. Use the Desmos calculator on any device, any time, anywhere.

State Testing Approved

Approved for NC, Virginia, Texas, Georgia standardized testing. The go-to Desmos calculator for NC test and SAT prep.

Completely Free

No sign-up, no download, no cost. Use the full Desmos graphing calculator free online forever.

Calculator Types

All Desmos Calculator Types

Choose the right Desmos calculator for your needs — from graphing to scientific to 4-function.

Most Popular

Desmos Graphing Calculator

The flagship Desmos tool. Plot equations, explore math visually and create beautiful graphs.

  • Function graphing
  • Inequalities & parametric
  • Regression & statistics
  • Sliders & animations
SAT Ready

Desmos Scientific Calculator

Full scientific calculator approved for SAT, NC, Virginia and Georgia state tests.

  • Trig functions
  • Logarithms & exponents
  • Complex numbers
  • SAT & state test approved
Basic

Desmos 4-Function Calculator

Simple addition, subtraction, multiplication and division. The Desmos 4-function calculator for elementary testing.

  • Basic arithmetic
  • Percentage calculations
  • Clean interface
  • State testing approved
Advanced

Desmos 3D Calculator

Explore 3D surfaces, parametric curves and multivariable calculus with the Desmos 3D graphing tool.

  • 3D surface plots
  • Parametric 3D curves
  • Interactive rotation
  • Calculus & physics
State Testing

Desmos Calculator for State Testing

Approved and used in standardized testing across all major US states. Practice with the exact same calculator you'll use on test day.

🔵

NC Desmos Calculator

North Carolina EOG & EOC testing. Desmos graphing calculator NC approved.

 🔵

Virginia Desmos Calculator

Virginia SOL testing. Desmos scientific calculator Virginia approved.

 ⭐

Texas Desmos Calculator

Texas STAAR test. Desmos graphing calculator Texas approved.

 🍑

Georgia Desmos Calculator

Georgia Milestones testing. Desmos calculator Georgia approved.

 📝

SAT Desmos Calculator

College Board SAT digital exam. Official Desmos SAT calculator.

 🏫

All States Supported

Works for all US state standardized testing environments.
Guide

How to Use the Desmos Graphing Calculator

Get started in seconds — no login or download required.

01

Choose Your Calculator

Select from graphing, scientific, 4-function, 3D or geometry using the tabs above the calculator.

02

Enter Your Equation

Type your equation or function in the input field on the left. Desmos updates the graph in real time as you type.

03

Explore the Graph

Zoom in/out, pan around and hover over the graph to see coordinates. Add multiple functions at once.

04

Save as JPG — Free

Click the "Save as JPG" button. Your graph downloads instantly as a JPG image. No login needed — 100% free.

05

Use on Any Device

The Desmos calculator works on phones, tablets, Chromebooks and computers. No app download needed.

06

Share & Collaborate

Use the Share button to copy a link to this page and send it to classmates or teachers instantly.

FAQ

Frequently Asked Questions

Everything you need to know about the Desmos graphing calculator.

Desmos is a free online graphing calculator. It allows students, teachers and professionals to graph functions, plot data, evaluate equations and explore math interactively. It is available as a graphing calculator, scientific calculator, 4-function calculator, geometry tool and 3D graphing calculator.
It's easy and completely free! Just click the green "Save as JPG" button at the top of the calculator. Your graph will instantly download as a JPG file to your device. No login, no sign-up, no account needed — anyone can save their graph for free.
Yes, completely free. No login, no subscription and no download needed. All Desmos calculator types — graphing, scientific, 4-function, 3D and geometry — are free on any device, including the JPG save feature.
Yes! The College Board has approved Desmos as the built-in calculator for the digital SAT. Students taking the SAT on a computer will have access to the Desmos graphing calculator and Desmos scientific calculator directly within the testing platform.
Desmos is approved for standardized testing in many US states including North Carolina (NC EOG/EOC), Virginia (SOL tests), Texas (STAAR), Georgia (Georgia Milestones) and many others. The Desmos graphing calculator is the standard embedded calculator for digital state assessments across the United States.
Absolutely! The Desmos graphing calculator is fully optimized for mobile devices, tablets and Chromebooks. Use the Desmos calculator on any smartphone or tablet with a modern browser — no app needed.
The Desmos graphing calculator lets you plot and visualize functions, equations and graphs. The Desmos scientific calculator is a numeric calculator for arithmetic, trigonometry, logarithms and algebraic calculations without graphing. Both are approved for SAT, NC, Virginia, and state standardized testing.
This site uses the official Desmos API directly from desmos.com. All calculator functionality is powered by Desmos Inc. This site provides a convenient, feature-rich portal to access all Desmos calculator types — graphing, scientific, 4-function, 3D and more — in one place, with extra features like free JPG download.