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!
Sound Recommendation
Babbling Brook SoundsManiacal Laughter Sound Effect Stepped on Sound EffectSinging Sound Effects A Sound of ThunderTo Eat a Sound(a Gag)Mouthwash Sound Small Dog Barking SoundsSound of The Opera Men Giggle Sound
Soundany.comFunny Ringtones and Timer! Play and Countdown Online!
Small Dog Barking SoundsSound of The Opera Men Giggle Sound 
Crowd Noise
Eat Sound
Hi, if you can share Soundany to friends, that Soundany will be faster development, thank you!