GeoGebra

GeoGebra is a free, open-source suite of maths tools that combines geometry, algebra, spreadsheets, graphing, and statistics in one platform. Students can draw shapes, plot functions, and explore 3D geometry, with the algebra and geometry views linked so a change in one updates the other. It is used by millions of students and teachers around the world.

Key Features

• Geometry, algebra, graphing, and 3D in one tool
• Linked algebra and geometry views
• Library of free interactive materials
• Classroom tool to watch student work
• Works on web, mobile, and desktop
• Free and open source

Pricing

Prices as listed in 2026 research. Always check the official site for the latest price — plans change. Free plan: Yes — it has a free plan.

How it works

The platform includes a huge library of free learning materials and interactive activities created by teachers, plus a classroom tool that lets teachers watch student work live. It works on the web, as a mobile app, and as a desktop program, and it supports many languages.

GeoGebra is completely free for students and teachers, with a paid GeoGebra Classroom option for schools that want extra features. It is best for maths teachers who want one free tool that covers geometry, algebra, and graphing together.

Pros and Cons

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