🖤 Black Friday deals you don't want to miss 🖤
Go ahead, pick the measuring device that suits you best
Free NC° Band + 20% off NC° Annual Subscription
➤ Measure wrist temperature overnight
➤ Designed for NC° with extra-long battery life
Get the NC° Band for FREE when you sign up for an annual plan.
Save up to $150 on Oura Ring 4 + 20% off NC° Annual Subscription
➤ Measure your temperature trends overnight
➤ Gain insights into your sleep, fitness, and stress
*Offer valid limited time only and only on select finishes, while supplies last.
Free NC° Thermometer + 20% off NC° Annual Subscription
➤ Measure manually when you wake up
➤ Perfect for those who enjoy a mindful morning routine
Get the NC° Thermometer for FREE when you sign up for an annual plan.
How to get started
Follow these three simple steps to your exclusive discount.
1. Choose your NC° product
One subscription gives you access to NC° Birth Control, NC° Plan Pregnancy, NC° Follow Pregnancy, NC° Postpartum and NC° Perimenopause.
2. Select your device
Choose Oura Ring 4, Apple Watch, NC° Band or NC° Thermometer as your measuring device.
3. Claim Your Discount
Subscribe to the NC° Annual plan with your discount and unlock exclusive savings and benefits.
Know your fertility with NC°
Measure your temperature
Measure temperatures overnight using Apple Watch, Oura Ring, or with our (free) Bluetooth thermometer when you wake up.
See your fertility status
Our science-backed NC° algorithm analyzes your unique data, providing you with a daily fertility update.
Uncover trends over time
See all your cycle insights in one place, download your Cycle Report and make informed decisions about your health.
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Common questions
Find out if Natural Cycles works for you
You must be over the age of 18.Does not protect against STIs.
FDA Cleared
Natural Cycles is 93% effective with typical use, 98% effective with perfect use. No method of contraception is 100% effective. Natural Cycles does not guarantee that you cannot get pregnant, it only informs you whether and when you can become pregnant based on the information that you enter into the application.






