Notify with simple Time Tone every hour or every 30 min. That's it! EXCLUDE IT FROM TASKKILLERS.
This application was originally created by Orange leaf and it belongs to the Tools category. The most recent update of Time Tone was released on Sep 15, 2016 and the app has been installed by over 10K users. The overall score for this application is 3.7 on Google Play.
You can download the installation package of Time Tone 1.7.4 free of charge and check out users' reviews on Droid Informer. The app requires Android 1.6 and higher. The app is totally secure for downloading.