Finally, clarity about your cycle: The certified Ovy app as a companion for your hormone-free contraception or pregnancy planning.
Make a conscious decision to avoid hormonal stress. With the Ovy app and the smart Ovy basal thermometer, you'll gain a scientifically sound understanding of your body. Maximize your cycle knowledge and invest in your own clarity and control.
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Therefore, you shouldn't rely on inaccurate methods.
Millions of women know the feeling: feeling dependent, insecure, and lacking real knowledge about their menstrual cycle. The reason is simple: conventional methods are often more complicated than they should be and don't provide the security you deserve.
The Ovy App: Science meets smart technology
We have combined the symptothermal method – the safest form of natural cycle tracking – with modern, CE-certified technology.
The result: A method that is scientifically sound, 100% hormone-free, and provides you with daily clarity.
What the Ovy app does for you:

Contraceptive mode
It precisely identifies your infertile, safe days and gives you the green light.

Fertility mode
It shows you exactly when you ovulate, your most fertile days , and the best time to take a pregnancy test.
Creating transparency: The Ovy app as a recognized medical device
Trust is good, but data-driven security is better. The Ovy app is not a toy, but a certified medical device . This validation gives you the peace of mind you need to truly trust your body.
1 million+
Downloads
Technology used and proven millions of times over
500,000+
products sold
A growing community of women who have chosen Ovy
100%
by women for women*
Developed with gynecologists and experts.
Known from:
Your step towards self-determination: The Ovy Lifetime Bundle
Today you're not investing in a thermometer – you're investing in daily, self-determined clarity about your body. No more uncertainty, no more stress of manual input.





Ovy App Lifetime Membership with Bluetooth Thermometer
- 30-day money-back guarantee
- 2-year warranty on the thermometer.
- Free and fast shipping.
Still have questions? We'll clear up any remaining doubts.
Is the Ovy app really secure? How does it differ from a calendar app?
Yes, the Ovy app is not only safe, it's a certified medical device . Unlike simple calendar apps that rely on estimates, the Ovy app is based on the scientifically recognized symptothermal method . This means we analyze your actual, up-to-the-minute bodily data to accurately determine your fertility. This scientific validation gives you a level of certainty that no calendar app can offer.
Do I need to subscribe to the app after purchasing the thermometer?
We believe in a transparent and one-time investment in your health. When you purchase the Ovy Basal Thermometer Bundle, you receive lifetime access to all the essential features of the Ovy app . There are no hidden subscription costs for the core cycle tracking functions.
How much effort is involved in the daily measurement and data entry?
We designed the Ovy app to seamlessly integrate into your daily routine. Measuring your basal body temperature takes just a few seconds. Best of all, thanks to Bluetooth transmission, the readings are automatically transferred to the Ovy app. You only need to enter the quality of your cervical mucus once a day – this is quick and takes less than a minute . The Ovy app eliminates the stress of manual documentation.
Choose the freedom that is yours.
Stop relying on unreliable methods and choose hormone-free, self-determined security. Click now and start your journey to certified cycle clarity!
*This is self-reported information from users. Ovy GmbH cannot verify an actual pregnancy or a causal link to the Ovy app.
