the author of this app says:
NiceAlarm - the most powerful and easy-to-use symbian s60 alarm. NiceAlarm as a mobile alarm has been created according to thousands of user requests. All the desired features are included and qualitatively tested. NiceAlarm offers you the easiest way to wake up by means of putting deactivation code. In-built samsung alarm, sony ericsson alarm, nokia alarm or lg alarm could be easily replaced by NiceAlarm in order to coincide with your wishes.