If you're tired of Apple's default alert tone for most notifications, you can finally change it. In any case, Apple finally letting go of that legacy, and we’re all better for it. In the fourth public ...

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.

New customizations for sound recognition add to Apple's toolkit for deaf and hard of hearing users. Credit: Bob Al Greene / Mashable Apple's sound recognition tool, which allows users to be alerted ...