Race Master Sail Timer Speed is a must-have app for sailing enthusiasts. This iPhone app, which also works seamlessly with the Apple Watch, provides a timer, speed, and course monitoring for sail racing. With its unique features and user-friendly interface, catching the start has never been easier.

One of the standout features of Race Master Sail Timer Speed is its customizable countdown timer. When you hear or see a race signal, simply press "Gun!" and adjust the timer accordingly. You can choose between a 5, 4, or 1-minute warning, or even set a custom countdown from 30 minutes down to 0. The app also allows you to jump back to the previous timer if the signal was a false alarm.

In addition to the timer, Race Master Sail Timer Speed offers GPS functionality to track your speed over ground (SOG) and course over ground (COG). This information is displayed alongside the timer, giving you valuable insights into wind conditions and speed before and after the start. The app also features a wind page with a graph of COG and SOG, helping you track wind shifts.

Race Master Sail Timer Speed is designed to work on iPhone with or without the Apple Watch, and many users have found it to be compatible with iPads as well. The app also includes a convenient reference to starting signals and customizable local weather information.

For those interested in health and fitness, Race Master Sail Timer Speed integrates with HealthKit and can start a Sailing Workout activity during race starts.

With its comprehensive features and user-friendly interface, Race Master Sail Timer Speed is the ultimate tool for sail racing. Whether you're a seasoned sailor or a beginner, this app will give you the edge you need to catch the start and sail to victory.