Fire alarm

17 s

iPhone alarm

25 s

Samsung

14 s

Extreme alarm clock

29 s

Alarm

28 s

Loudest alarm

29 s

Alarm (Birds Sound)

28 s

Alarm tone

25 s

Alarm Sound

20 s

Wake Up

18 s

Loud alarm sound

9 s

Alarm

30 s

Loud

30 s

Alarm

30 s

Wake Up

30 s