MyCircadian App helps you optimize your health by tracking sunlight exposure, UV index, vitamin D synthesis, and circadian rhythms.

Log sun sessions, monitor light levels, and get personalized guidance based on your skin type, weather, and location.

The App features a compass for sunrise/sunset directions and a lux meter to monitor light quality.

Sync with natural light cycles to enhance your well-being, boost your mood, and support healthy vitamin D production.

Perfect for anyone looking to balance modern life with natural rhythms.

App for tracking Sunlight, Vitamin D and Circadian Rhythms to Optimize Health and Well-Being

MyCircadian App

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Log Sun Sessions

The sun session timer provides a recommended sun exposure time based on your skin type, clothing, cloud cover, and estimated UV index. This helps build a solar callus and supports vitamin D production, but is not a replacement for medical advice.

Moon Tracker

Sync with lunar cycles to enhance hormone balance and overall wellness.

Compass

Easily locate sunrise and sunset directions using the App’s compass.

Lux Meter

Monitor lux levels to support healthy circadian rhythms and mood.

UV Index

Track real-time UV index for precise sun exposure data, beyond typical weather app estimates.

Vitamin D Availability

Synthesize vitamin D with UVB exposure based on time, season, and location.