If you've ever used the workplace messaging app Slack, you've heard the sound: "ssssscrape, knock-knock-knock." Slack actually provides 11 other notification sound options, which most people probably ...

You can have your phone or tablet make a brief noise, chime, or vibration whenever an app, call, or message notification ...

WhatsApp alerts you to all incoming messages from your contacts and groups using the same notification sound. Even though this sound is distinctive enough to tell you when a notification is from ...

Faith writes guides, how-tos, and roundups on the latest Android games and apps for Android Police. You'll find her writing about the newest free-to-play game to hit Android or discussing her paranoia ...