Lull — Sleep & White Noise
Brown, Pink, Deep Noise Sounds
About
This app offers a sound mixer to help quiet your mind and promote sleep and relaxation. Choose from a variety of ambient soundscapes, layer them with individual volume controls, and use the sleep timer for uninterrupted rest.
What's New in Lull
1.1.0
August 29, 2026
Reminders you can actually rely on. • A Reminders screen you can always find, with a clear on/off switch and the time • One button sets everything up — no hunting through your phone's settings • Send yourself a test notification, so you can see it arrive before you trust it • If reminders can't get through, we tell you why in plain words and take you straight to the setting that fixes it • Fixes a problem where your wind-down reminder could be silenced by Do Not Disturb without you knowing Plus stability improvements.
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FAQ
What sounds can I mix in Lull?
Lull offers a wide range of sounds including rain, ocean, forest, wind, fan, various noise types (white, pink, brown), fire, and baby sounds. You can layer up to 5 sounds with individual volume controls.
Does Lull have a sleep timer?
Yes, Lull includes a sleep timer. You get 30 minutes of timer functionality for free, and can unlock up to 8 hours by watching a short video.
Can Lull play sounds in the background?
Yes, Lull supports background playback, meaning the sounds will continue to play even when your phone is locked or you switch to another app.
Does Lull require an internet connection?
No, Lull is lightweight and does not require an internet connection after installation, making it usable offline.
Is Lull suitable for ADHD focus?
The app includes a 'deep brown' noise sound, described as extra-bassy, which is suggested for ADHD focus and deep sleep.
How often is Lull updated?
The latest version of Lull is 1.0.7, which was last updated on June 12, 2026. This indicates a recent update.
What is the age rating for Lull?
Lull has an age rating of 4+, making it suitable for a wide range of users.
Does Lull have ads?
The provided data does not specify if Lull contains advertisements. However, it is listed as free with no subscriptions or in-app purchases mentioned.