Safe Alarm 3 adds powerful features to your iPhone alarm
Night Mode Digital alarm Clock- Best Free Morning Clock for Wake-up Alarm, An Ultimate Bedside Alarm Clock with screensaver:Amazon.ca:Appstore for Android
How to Increase the Volume/Sound of Alarm on iPhone | Alarm Louder - YouTube
The massively popular White Noise relaxation app for iOS/Apple TV/Watch just went free for the very first time (Reg. up to $2)