Due to licensing restrictions in older versions of MathCAD, PTC no longer distributes versions prior to Prime 7.
PTC does not list any versions for download other than Prime 7 & 8. There is a note saying to contact tech support for help with older versions.
PTC has ended sale for the following versions of PTC Mathcad effective December 31, 2021:
- Mathcad 15
- Mathcad Prime 1.0–Prime 6.0
Effective January 1, 2022, the only version of Mathcad available for subscription sales will be PTC Mathcad Prime 7 and future versions of PTC Mathcad Prime.
