Know Your Flow. Live with Confidence. Noticing a weak stream, frequent trips, or nighttime urination? proudP lets you check your urine flow at home using just your smartphone. Many men notice changes over time — weaker stream, more frequent bathroom trips, or waking up at night to pee. Guessing can be stressful. proudP gives you a simple way to check. ■ What is proudP? proudP is an at-home urine flow test app that uses acoustic AI to measure urine flow with your smartphone — no clinic visit