1.You can set each sound's timing time (for example, 5 minutes later) and the number of plays (for example: 5 plays)! 2.The timer dialog box must remain displayed! 3.The timer will be delayed when the device lock screen is displayed until it is displayed normally!
Soundany.comFunny Ringtones and Timer! Play and Countdown Online!
Loud Footsteps Sound Effect Blow Your Nose Sound Effect 
Giggle Sound
Laughing Out Loud Sound
Hi, if you can share Soundany to friends, that Soundany will be faster development, thank you!