Discover the ultimate stopwatch and running speed app designed for athletes like you. 1. Running Speed Checker ✔ Measure your sprinting speed accurately. ✔ Ideal for 100m, 400m, and 1600m racers. ✔ Keep track of your sprinting speed and timing for future analysis. 2. Advanced Stopwatch ✔ A versatile stopwatch designed for athletes. ✔ Save stopwatch times and lap times effortlessly. ✔ Calculate the speed of any moving object for in-depth performance analysis. Elevate your athletic performance with Speed Detector. Monitor your running speed and stopwatch data, and get ready to reach new heights in your athletic journey.