| Price from | Free | $1.67/mo |
| Free plan | Yes | Yes |
| Free trial | — | — |
| Open source | — | — |
| Web | Yes | Yes |
| Windows | Yes | — |
| macOS | Yes | — |
| Linux | Yes | — |
| iOS | Yes | — |
| Android | Yes | Yes |
| API | Yes | — |
| Plans published | 1 | 3 |
| Spec score · Math Learning Apps | 9.0 (#6) | 8.6 (#16) |
| Adaptive learning | Yes | Yes |
| Audience | GeoGebra is primarily designed for mathematics teachers and students from school through university. | Kaer Math is for K–12 students, and its website offers free lessons for grades K–8. |
| Free plan | Yes | Yes |
| Guided lessons | Yes | Yes |
| Headquarters | Linz, Austria | Burlingame, California, United States |
| Privacy | GeoGebra's privacy policy says its personal data practices comply with GDPR and that it complies with COPPA. | The privacy policy says Kaer Math does not sell personal information and receives subscription entitlement status rather than full payment card numbers. |
| Product | GeoGebra is a dynamic mathematics platform combining geometry, algebra, spreadsheets, graphing, statistics, and calculus. | Kaer Math is a K–12 math learning app that creates a personalized path from a placement test and adapts daily practice. |
| Security | GeoGebra says it uses safeguards including SSL encryption, while stating it cannot guarantee the security of transmitted information. | The privacy policy says the service uses industry-standard safeguards appropriate to a consumer learning app and notes that no transmission or storage method is completely secure. |
| Support | The license terms do not promise support or future development for non-commercial use; support services are available under a Collaboration Agreement. | Support is available by email at [email protected]; the support page asks users to include their device type and a short description of the issue. |
| Supported platforms | web,Windows,macOS,Linux,iOS,Android | android,web |