Sleep Sounds HQ: relaxing aid
Phase4 Mobile
About this app
- Category Lifestyle
- Age 10
- Updated Sep 8, 2025
- OS IOS
Editor reviews
A high-quality sleep and relaxation app that helps you fall asleep faster, reduce stress, and stay focused. Access a curated library of high-fidelity sleep sounds, white noise, and nature ambiences designed for deep sleep, meditation, and study. Create your perfect mix with a customizable sound mixer, adjust volumes for each layer, and save favorites for one-tap playback. Use the smart sleep timer with gentle fade-out, enjoy offline listening on trips, and keep audio playing in the background while using other apps. Ideal for insomnia relief, baby sleep, tinnitus masking, and mindful relaxation. Keywords include sleep sounds app, white noise app, relaxation, meditation, focus, sound mixer, offline playback, sleep timer.
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How to use:
1. Download and open the app, then allow background audio so sounds continue while the screen is off.
2. Sign in or continue as guest, and select your goal such as sleep, relaxation, or focus to get personalized suggestions.
3. Browse categories like rain, ocean, white noise, and nature, tap a sound to start, and adjust the main volume to a comfortable level.
4. Create a custom mix by adding multiple sounds, balance each layer with sliders, and save the combination to Favorites for quick access.
5. Set a sleep timer with fade-out, download tracks for offline use, enable background play, then press play, lock your screen, and relax.