22
votes
4answers
466 views

Should a mobile media app lower volume or pause?

When designing mobile media apps (specifically audio-only ones), what should they do when a notification comes in and phone volume is on? I noticed two different behaviors on my phone - Spotify will ...
9
votes
2answers
896 views

Is there a standard for the frequencies and or duration used for beeps?

Is there a standard for the frequencies and or duration used for error or alert beeps? When I hear a ding or bing sound, I sometimes find that the frequency of the tone is too high or low (in my ...