Strengthiness Interval Timer is the easiest to use interval timer on the App Store. • Super easy setup • Multiple named sets • Unlimited intervals • Count rounds down to 0 or up until you decide to stop • Countdown timer gives you up to 10 seconds to prepare • Beeps and vibrates (on devices that support vibration) • Stopwatch accurate to hundredths of a second • Handy set counter for when you're not doing timed efforts You don't need fancy graphics. What you need is a simple timer that just…