Just what I was looking for.
The ocean sound darkened puts me right to sleep every night.
Free
In-App Purchases
About
This app generates unique, non-looping soundscapes for sleep and focus. Choose from various "noise colors" and real-world recordings, then mix up to three sounds. Set timers and wake-up alarms for a personalized auditory experience.
✓Real-time sound generation, no loops
✓Nine customizable noise colors
✓Mix up to three sounds
✓Save and recall custom mixes
✓Wake-time alarm with fade-out
✓iOS integration (Control Center, Siri)
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+2
What's New in Chroma
1.5
November 1, 2026
Customize any tone by brightening it, darkening it, or adding a swell. See all your mixes on the Home Screen.
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Subscriptions & In-App Purchases
$9.99
Chroma Full
Unlock every sound: rain, stream, wind, birds and more.
User reviews
Developer apps
FAQ
Does Chroma have ads?
Chroma is ad-free. The core features, including generated noise colors and a sleep timer, are available for free without advertisements.
What is the price of Chroma?
Chroma offers its generated noise colors and sleep timer for free. A one-time purchase unlocks additional features like recorded sounds, three-sound mixing, saved mixes, and wake-time fades, covering all devices on your Apple Account.
How often is Chroma updated?
The latest version of Chroma is 1.4, last updated on October 31, 2026. This indicates a recent update, suggesting ongoing development and support.
What devices does Chroma support?
Chroma is built for iOS and is compatible with iPhones and iPads.
What is the age rating for Chroma?
Chroma has an age rating of 4+, making it suitable for a wide range of users.
How does Chroma's sound generation differ from other apps?
Unlike apps that loop short recordings, Chroma generates its eight noise colors in real time, sample by sample. This ensures a continuous, non-repeating sound experience without audible loops.
Can I use Chroma offline?
The core functionality of Chroma, including generated noise colors and the sleep timer, does not require an internet connection. However, accessing credits and source information for recordings may require connectivity.
What user sentiment is reported for Chroma?
Chroma has received a perfect 5.0-star rating from one review, indicating highly positive user sentiment based on available data.
