Unlock hassle-free
birth control

Hassle-free, hormone-free birth control is effortless when you use Natural Cycles° powered by Oura.

Exclusive 28-day free trial for Oura Members

Start Free Trial

The only FDA cleared birth control app

app-mockup app-mockup

The only FDA cleared birth control app

Natural Cycles° is a temperature-based fertility app that helps you plan or prevent pregnancy.

  • 100% natural birth control 100% natural birth control
  • Free from hormones and side effects Free from hormones and side effects
  • World’s first birth control app powered by a wearable World’s first birth control app powered by a wearable
  • Daily fertility insights Daily fertility insights

Natural Cycles°, now powered by Oura Ring

rings rings

Natural Cycles°,
now powered by Oura Ring

  • Plan or prevent pregnancy naturally Plan or prevent pregnancy naturally
  • Powered by your Oura temperature trends  Powered by your Oura temperature trends 
  • Oura automatically syncs with NC° every morning Oura automatically syncs with NC° every morning

Get started in 3 easy steps

01

Sign up for Natural Cycles°
Click below to redeem
your 28-day free Natural Cycles° trial.

02

Pair your Oura Ring
Go to the top left corner of the NC° app to start: My Device > Switch Device > Oura Ring.

03

Start tracking
Wear your Oura Ring to bed and check NC° in the morning for your fertility status.

Privacy Statement

We understand that data does not get much more personal than this, and the protection of your personal data is of paramount importance to us. Oura uses technical and organizational safeguards to keep your data safe and secure. Where appropriate, these safeguards include measures such as anonymization or pseudonymization of personal data, strict access control, and the use of encryption to protect the data we process.

*Natural Cycles is available as a method of birth control in the US and territories; United Kingdom; Ireland, France; Germany; Netherlands; Luxembourg; Belgium; Spain; Portugal; Austria; Switzerland; Italy; Latvia; Lithuania; Malta; Estonia; Sweden; Denmark; Norway; Finland; Iceland; Bulgaria; Czech Republic; Hungary; Poland; Romania; Slovakia; Greece; Cyprus; Croatia; Slovenia; Montenegro; Singapore; Australia. Outside these countries listed, Natural Cycles is intended to be used for fertility monitoring. You must be over the age of 18 to use Natural Cycles. Natural Cycles does not protect against STIs.