TrafficPeakFlow is an easy-to-use app made for engineers, planners, and students who work with traffic, water, and HVAC systems. It brings together practical tools to help you do quick and reliable calculations anytime.

From checking traffic service levels to estimating storm flow and sizing culverts, the app saves time and reduces manual work. You can also plan hydrographs, test pump and surge conditions, or balance duct systems with just a few inputs.

Each calculator is designed to be simple, accurate, and ready for field or office use. Whether you’re working on a small project or a big design, TrafficPeakFlow helps you make smart and confident decisions faster.