Building upon previous research in low-frequency optimisation using traditional FEM approaches, this session explores next-generation acoustic simulation that integrates ray tracing with finite element analysis. Modern platforms dramatically reduce design complexity while maintaining scientific rigour, making sophisticated acoustic modelling accessible to system integrators. The presentation demonstrates practical applications in home cinema and critical listening environments, comparing traditional workflows with streamlined approaches. Key improvements include reduced setup time, intuitive visualisation, and integrated analysis of subwoofer placement with room treatment strategies. Through comparative case studies, attendees will see how modern simulation tools enable efficient decision-making for low-frequency control, balancing acoustic treatment and electroacoustic solutions within various budget constraints. The session addresses both technical methodology and practical implementation without requiring extensive specialised acoustics training.