Our website provides a free download of GeoGebra WebStart 4.4.6. The following versions: 4.4, 4.0 and 1.0 are the most frequently downloaded ones by the program users. The software is included in Education Tools. The actual developer of the free program is International GeoGebra Institute. The most frequent installation filenames for the program include: celstart.exe, CyclopsPanel.exe, GeoGebraPrim.exe, javaws.exe and Max2.exe etc.
From the developer:
GeoGebra is open source dynamic mathematics software for learning and teaching at all levels from elementary school to university level. It offers interactive geometry, algebra, statistics, and calculus software plus tens of thousands of free materials.
You may want to check out more software, such as GeoGebra, GeoGebraPrim or PingWorld Demo, which might be similar to GeoGebra WebStart.