Stopwatch for Runners play online

Specially designed for runners, now you can time many types of workouts like track, hill reps, speed play, injury treatment, etc. Stopwatch 4Runners works fine in the background and has the following benefits:
> No annoying ads
> Register Splits
> Register Recovery Periods
> Register Total Workout Time
> Workout Database to register and share all your training sessions
> You can add observations to the session like the route, weather, partners, difficulty, etc.
> Large buttons for easy operation while running
> Beep sound to alert minutes and/or recovery time
> Easy sharing for groups of runners doing the same workout