PTV Visum is the leading software for macroscopic & mesoscopic transportation planning and mobility modeling. It enables cities, agencies, consultants, & researchers to simulate multimodal transport systems including private vehicles, public transit, pedestrians, & active modes. The platform supports demand modeling, traffic assignment, public transport planning, GIS-based analysis, & emissions forecasting. Its flexible architecture and open APIs allow seamless integration with external data & tools. Key Use Cases: 1. Strategic transport planning 2. Public transport network and timetable optimization 3. Traffic demand forecasting and assignment 4. Policy and scenario evaluation (e.g. LEZs, tolling, MaaS) 5. Infrastructure impact analysis 6. Accessibility and emissions assessment 7. Multi-year investment planning 8. Support for Sustainable Urban Mobility Plans (SUMPs) PTV Visum delivers data-driven insights to shape long-term mobility strategies at city, regional, and national levels.