Time Tone is a simple, yet effective Android app developed by Orange Leaf. It is designed to notify you with a time tone every hour or every 30 minutes, helping you keep track of time and stay on schedule. The app is free to download and use, and falls under the Utilities & Tools category.

With Time Tone, you can easily set the frequency of the time tone notification, choosing between every hour or every 30 minutes. The notification sound is simple and unobtrusive, making it perfect for those who need to stay organized without being distracted by loud or complex sounds.

One important note for users of Time Tone: make sure to exclude the app from task killers, as it needs to run in the background to provide you with the timely notifications you need. Overall, Time Tone is a great option for anyone who needs a simple, reliable time tone notification app.