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
Beast Bites and Swallows Sound EffectsStorm at Sea Sound EffectsSound of Eating(Chewing)Humming Sound Pig Fighting for FoodFright Sound Switchboard Room Sound EffectWalking on Snow Sound Effect Relaxing Wind SoundsSighing Voice(Epiphany)
Soundany.comFunny Ringtones and Timer! Play and Countdown Online!
Walking on Snow Sound Effect 
Relaxing Wind SoundsSighing Voice(Epiphany)
Suck Sound
Dog Barking Sounds
Hi, if you can share Soundany to friends, that Soundany will be faster development, thank you!