The free version of the Runners Calculator features a Quick Split time and Projected Finish time calculator that allows coaches and athletes to efficiently calculate training goals and projected finish times during races while on the go. No longer will a coach or athlete need to complete complicated math calculations to find the correct training goal times for repeat and interval training workouts, they just simply select a race goal distance, race goal finish time, and a workout or split distance, then the app does the rest. The Projected Finish time calculator is a valuable tool that allows coaches and athletes to quickly find a projected finish time during any race by selecting a split distance, split time, and race distance. These tools will save coaches and athletes countless hours of time when planning workouts for themselves or their athletes. A Premium version of this app will be available soon and features the Quick Split calculator, Projected Finish time calculator, Profile mode allowing the user to save unlimited goals and split calculations, and a Stop Watch that allows the user to record split times during any race.