GeoGebra

About GeoGebra

GeoGebra combines geometry, algebra, spreadsheets, graphing, calculus and probability in one dynamic-mathematics suite used by 100+ million students. Free for non-commercial use.

GeoGebra is completely free and open source (Free (non-commercial license)) — no trials, no subscriptions, no locked features. Always download from the official website to avoid bundled malware.