Cycle tracking
Phase prediction from nightly temperature trends.
Women's Health
Discreet, data-driven women's health
Skin-temperature cycle and fertility insights in an elegant ring — a fast-growing femtech category with high retention and loyalty.
Women's Health
Cycle insight, beautifully discreet
Continuous overnight temperature and HRV power cycle phase and fertility-window estimates inside jewelry-grade hardware.
- Skin-temperature ±0.05 °C
- Cycle phase & period prediction
- Fertility-window estimates
- Elegant, discreet form factor
What it measures
Built for women's health
HRV & wellness
Stress and recovery context across the month.
Sleep impact
How the cycle affects sleep and readiness.
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