I wanted my Android phone to play a sound loud enough to let me know when it started and stopped charging. The default options weren’t good, so I went the third-party way to set things up on my device ...

Separate App Sound is a little-known feature on Samsung phones, and if you aren't using it yet, you should. Here's how.

Changing app alert tones is a great way to help you distinguish between notifications on your iPhone. You'll know if you're receiving a text or an email without taking your iPhone out of your pocket.