Circadian Rhythm Companion

Daylight for Sleep & Energy

Only for iPhone

Free · In‑App Purchases

iPhone

More energy during the day. Better sleep at night. Get simple actions for morning light, caffeine cutoff, sunset wind-down, and private progress. Circadian Rhythm Companion helps support more energy during the day and better sleep at night with simple daily actions based on your local light. It helps your body know when to wake up, stay alert, and wind down. Use it to see where you are in the local day, choose simple morning light and sunset actions, keep caffeine inside a cleaner rhythm, and prepare one cue for tomorrow without turning wellness into a dashboard. The app is private by design: no account, no ads, no social feed, and no external analytics SDK in the current App Store version. Location is used to calculate local solar timing, and you can choose device location or a manual city. Circadian Rhythm Companion is wellness rhythm support. It is not medical care, diagnosis, treatment, emergency support, UV exposure guidance, vitamin D guidance, burn-risk guidance, or skin-exposure coaching. Subscriptions renew automatically unless canceled at least 24 hours before the end of the current period. Purchases, trials, cancellations, refunds, and subscription management are handled through Apple StoreKit and your App Store account. Terms of Use (EULA): https://www.apple.com/legal/internet-services/itunes/dev/stdeula/

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Version 1.1 makes Circadian Companion clearer and easier to follow: simple daily actions for morning light, caffeine cutoff, and wind-down to support more daytime energy and better sleep at night.

The developer, KYLE HASTINGS STEPHENS, indicated that the app’s privacy practices may include handling of data as described below. For more information, see the developer’s privacy policy .

  • Data Not Collected

    The developer does not collect any data from this app.

    Privacy practices may vary, for example, based on the features you use or your age. Learn More

    The developer has not yet indicated which accessibility features this app supports. Learn More

    Seller
    KYLE HASTINGS STEPHENS
    Size
    9.2 MB
    Category
    Health & Fitness
    Compatibility
    Requires iOS 18.0 or later.
    • iPhone
      Requires iOS 18.0 or later.
    Languages
    English
    Age Rating
    9+
    In-App Purchases
    Yes
    Copyright
    © 2026 Kyle Stephens