Desmos logo

Desmos

by Desmos · Since 2011
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ActiveAvailable globallyCloud
Quick facts
VendorDesmos
Year launched2011
StatusActive
LocationSan Francisco, California, United States (Desmos Studio PBC headquarters / primary office
Countries servedGlobal
Languages20
Integrations
Free tier
Free trial
Contact salesYES

About Desmos

Desmos is a graphing calculator software from Desmos that supports mathematics education. It provides features like interactive graphing, rich mathematical functions, and the ability to create sliders for dynamic visualizations so users can explore mathematical concepts visually. Desmos is widely used in classrooms and by self-learners, allowing users to visualize equations and inequalities, create custom graphs, and integrate mathematics with technology. This tool is particularly beneficial for understanding algebra, calculus, and geometry through hands-on interaction. Key capabilities: interactive graphing rich mathematical functions slider functionality customizable graphs educational resources Best for: students, educators, and math enthusiasts that need a versatile tool for learning and teaching mathematics.

Desmos is a highly acclaimed suite of free, web-based mathematical tools celebrated for its ability to make complex mathematical concepts intuitive and accessible to everyone. Its core offering, the graphing calculator, stands out with a remarkably clean and intuitive user interface that allows for the instant visualization of equations, data, and functions. A key feature that sets Desmos apart is its use of dynamic sliders, which empower users to manipulate variables in real-time and observe their effects on a graph, fostering a deeper, more interactive understanding of mathematical relationships. The calculator also automatically highlights and labels critical points of interest, such as roots, maxima, and intersections, making it an invaluable tool for both educational exploration and analytical work. Beyond its flagship graphing tool, the Desmos ecosystem includes a scientific calculator, a geometry tool for dynamic constructions, and a powerful 3D calculator, all designed with the same commitment to a user-friendly and highly visual experience.

Pros & Cons

What users like
  • +Free, high-quality browser-based math tools accessible to anyone
  • +Wide feature set covering graphing, scientific, geometry, matrix, and 3D calculators
  • +Strong education/assessment partnerships (College Board, state tests, publishers) enabling classroom and testing use
  • +Embeddable API and partner program for integration into other platforms
  • +Robust Help Center and professional learning / PD offerings for educators
What users flag
  • Not a full LMS — focused specifically on math tools and activities (requires other systems for full classroom management)
  • Primary support via Help Center forms and email rather than phone/live chat for general users
  • Some curriculum/teacher tools (Desmos Classroom / teacher.desmos) were acquired by Amplify (separate commercial arrangements), which can complicate where some services are hosted
  • Assessment availability is subject to exam/state policies (Desmos notes where calculators are allowed), so test availability can vary by jurisdiction
  • Advanced or district-wide professional services (PD, embed/licensing) are handled via partnerships (paid), not included in the free consumer product

Features

Key features

Graphing Calculator
Interactive 2D graphing with lists, sliders, animations, piecewise and parametric support
Scientific Calculator
Advanced scientific calculations (trig, logs, fractions, complex numbers support)
Geometry Tool
Native constructions and transformations for geometry exploration
3D Calculator
Visualize curves, surfaces, and 3-D math with cross products and multivariable support
Matrix Calculator
Matrix operations and related math workflows
Test Mode / Assessments support
Test-mode variants and compatibility with assessment vendors and state tests
Embeddable API / Partners program
API and partner integrations to embed Desmos tools into other platforms

Additional features

2D Graphing
Supports functions, inequalities, parametric, polar, piecewise, and recursive graphs.
Sliders and Animations
Interactive sliders to dynamically adjust parameters and visualize changes.
Lists & Tables
Includes regression analysis, statistical tools, and data visualization.
Regression & Statistics
Curve fitting, distribution analysis, and statistical modeling functions.
Scientific Calculator Functions
Handles exponentials, logs, trigonometric functions, complex numbers, and fractions.
Four-Function Calculator
Provides basic arithmetic calculations in a simplified interface.
Matrix Calculator
Supports addition, subtraction, multiplication, inverses, and determinant calculations.
Geometry Tool
Enables constructions, shapes, transformations, and interactive geometry expressions.
3D Graphing
Visualizes surfaces, curves, vectors, and advanced multivariable features.
Tone/Audio Features
Converts graphs into sound or tones for audio-visual math exploration.
Save & Share
Allows saving work to accounts and sharing graphs or activities online.
Assessment Variants
Provides specialized calculators approved for state and national standardized tests.
Embeddable API
Lets developers embed calculators and functionality into educational or assessment platforms.
Accessibility
Includes VPAT support and accessibility features to ensure inclusive use

Pricing

Free trial
Free version
Request a quote
Promo Offer

Countries & Languages

Global
Countries served
20
Interface languages
16
Billing currencies

Interface languages

EnglishGermanSpanish (LATAM)EstonianFrenchFrench (Canada)IndonesianItalianJapaneseKoreanDutchPolishPortuguese (Brazil)RussianSwedishThaiTurkishVietnameseSimplified ChineseTraditional Chinese

Billing currencies

🇺🇸USD🇪🇺EUR🇬🇧GBP🇦🇺AUD🇨🇦CAD🇯🇵JPY🇨🇭CHF🇨🇳CNY🇮🇳INR🇷🇺RUB🇲🇽MXN🇦🇪AED🇸🇬SGD🇰🇷KRW🇿🇦ZAR🇮🇱ILS

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