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Wear it daily. Understand yourself over time.
Femometer brings comfortable smart rings, women’s health expertise, and intelligent guidance into one connected experience. Everyday signals become insights you can act on.
Find the Femometer ring that fits you
Three smart rings. One connected Femometer experience.
Your data, in the context of you.
See cycle, temperature, sleep, activity, stress, and recovery patterns together—so you can understand how your body changes across days and life stages.See how your cycle, temperature, sleep, activity, stress, and recovery connect, and understand your body’s patterns over time.
Want to go deeper? Meet
SoMind
AI Health Coach
Ask questions in everyday language and get guidance shaped around your patterns, goals, and daily context.
Personal BaselineBase Line
See how today’s health signals compare with your personal baseline across sleep, recovery, activity, stress, and more.
*SoMind is only available with Femometer Ring Gen 2 and Ring Air.
15M+ Users
understand their bodies better with Femometer.
Award-Winning Design
Real Stories, Expert Perspectives
Discover how women use Femometer to understand their bodies, alongside perspectives from women’s health experts.
“My cycle isn’t always predictable. Seeing my temperature, sleep, and cycle together helps me understand my patterns better.”“My cycle isn’t always predictable. Seeing my temperature, sleep, and cycle together helps me understand my patterns better.”
Emily R.Emily R.
Femometer Ring Gen 2 UserFemometer Ring Gen2 User
“It’s so light, I forget I’m wearing it. I check my sleep...“It’s so light, I forget I’m wearing it. I check my sleep and recovery every morning, and the insights are easy to understand.”
Maya T.Maya T.
Femometer Ring Air UserFemometer Ring Air User
“I used to track everything in different places...“I used to track everything in different places. The Femometer App brings it all together, so I can see what’s changing over time.”
Jessica M.Jessica M.
Femometer App UserFemometer App User
Femo Blog
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How the Femometer Ring Tracks the Menstrual Cycle Through Finger Temperature
Femometer has made the upgrade of the ring, and the second generation of smart rings has entered the pre-sale stage and is expected to be officially launched in October!
What is Perimenopause? The Ultimate 2026 Scientific Guide to the Menopausal
Perimenopause is not the end of your vibrant life—it is the beginning of a more focused, data-informed version of yourself.
Are Smart Rings Worth It? The 2026 Definitive Guide to Wearable Intelligence
The wearable market has undergone a seismic shift. While the early 2020s were dominated by the "notification-heavy" smartwatch, 2026 is the year of Invisible Tech. The smart ring has matured from a niche fitness gadget into a sophisticated biometric laboratory that sits on your finger.
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*These statements have not been evaluated by the Food and Drug Administration. This product is not intended to diagnose, treat, cure or prevent any disease.
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