Study852

852hz pure tone plays when you start the timer and stops when the timer ends or you press pause. Perfect for studying and focus. [In App Purchase] PRO: For a one time payment of $2.99, you can set timers longer than 10 minutes up to 3 hours. The purchase is good for lifetime use! [Privacy and Security] This app collects no data. [Terms of Use] EULA Link: https://www.apple.com/legal/internet-services/itunes/dev/stdeula/