Hourly Reminder -On Time Alarm is a free lifestyle app developed by Comostudio for Android 9.0 devices. The app is incredibly easy to use and requires no complicated setup. Once you power on the app, it will automatically speak the time with text and favorite music from 8 am to 10 pm every day.

One of the most useful features of Hourly Reminder -On Time Alarm is the ability to create reminders for various daily activities such as study, concentration, prayer, medication, and drinking water. The app never collects any user information and only requires access to picture/media/file permission to use the database table for this app. Additionally, it needs device id and call info to control volume or vibration during in-call and internet/network for advertisement purposes.

The app also offers two different free o'clock settings, completely independent setup, and various vibration patterns. Users can solve various math problems games with five levels of difficulty every hour, which can improve memory and concentration. Moreover, the app has a battery-saving optimization feature that ensures the reminders work well.

Overall, Hourly Reminder -On Time Alarm is a simple and useful reminder app that can help users manage their daily activities and improve their memory and concentration.