Clozzz: Sleep Sounds & Music
DreamTune Limited Health & Fitness iPhoneiPadiPod touch
Clozzz: Sleep Sounds & Music is a free Health & Fitness app for iPhone and iPad by DreamTune Limited. Requires iOS 13.0. Updated May 12, 2026.
- Price
- Free
- on the App Store
- Size
- 39 MB
- Age 17+
- Updated
- May 12
- 2026 · v1.0.1
Screenshots
About Clozzz: Sleep Sounds & Music
Sleep like a baby again. Lab-tested, science-backed lullabies made just for you. Clozzz is an intelligent sleep-aid app that brings together sleep music, modern lullabies, and white noise — personalized to you, and gently evolving as you drift off. Every track is lab-tested and supported by our team's peer-reviewed research, published in top-tier academic journals and conferences. — Inspired by the Most Effective Lullaby Ever — The way a mother gently rocks, hums, and quietly fades her voice until a child falls asleep is one of the most effective sleep rituals ever discovered. Two things make it work: it's deeply personal, and it slowly transforms — softer, slower, calmer. Clozzz is built on that exact logic. Your audio is matched to you, then gradually evolves as you drift off — guiding you into sleep without ever jarring you awake. — Tailor-Made for You — No two sleepers are alike. Clozzz uses affective computing to recommend audio based on your personal sound and music preferences — and the specific factors keeping you up at night, from stress and anxiety to noise, lifestyle, and hormones. It's a world away from random tracks or generic white noise. — Built on Real Science and Lab-Test — Developed by a team of neuroscience and cognitive-computing scientists, Clozzz is grounded in research on sleep, sound, and the human nervous system — and refined through careful, real-world testing. Behind every track is a blend of music therapy, white noise engineering, and modern acoustic technology. — Slow, Gentle, Personal — A signature gradual fade: your soundscape doesn't just play — it slowly drifts with you, adjusting tempo, brightness, and intensity in subtle steps. You won't notice it happening. You'll just notice you're asleep. — Simple to Use — One tap starts it. Sleep timers, loops, and gentle fades handle the rest. No clutter. No decision fatigue. Just rest. Whether you're winding down after a long day, fighting insomnia, calming anxiety, or simply hoping for a quieter, deeper night — Clozzz is the lullaby made for you. Sleep like a baby again.
What’s new
Version 1.0.1 · Updated May 12, 2026
- Stale CDN link rekey playback bug fix. - More precise frontend playback error codes and logging. - Improved user-facing status and error modals. - Feedback reward implemented in Android. - Tablet UI improvements. - New subscription confirmation/expiry modals. - Improved locale strings.
App privacy
The developer, DreamTune Limited, reported these privacy practices to Apple.
Data Linked to You
The following data, which may be collected and linked to your identity, may be used for the following purposes:
- Purchases: Purchase History
- Usage Data: Product Interaction
- Contact Info: Name
- User Content: Other User Content
- Identifiers: User ID
- Sensitive Info: Sensitive Info
Used for: Analytics, Product Personalization, App Functionality
Data Not Linked to You
The following data, which may be collected but is not linked to your identity, may be used for the following purposes:
- Identifiers: Device ID
- Diagnostics: Crash Data, Performance Data, Other Diagnostic Data
Used for: Analytics
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