The software application published by MSC Software that includes a feature/module called CAEfatigue_FREQUENCY is **MSC Nastran**.
**CAEfatigue_FREQUENCY** is a specialized module within the CAEfatigue suite, which is used for fatigue analysis. Specifically, CAEfatigue_FREQUENCY focuses on analyzing the fatigue life of structures subjected to fluctuating loads in the frequency domain. It allows engineers to evaluate how structures respond to