
Best selling Ovulation trackers
Here’s a ranking of the best selling Ovulation trackers. To give you a quick overview, we’ve added the most important information about each product. This page always stays fresh and updates automatically.
1. Daysy Cycle computer 2.0
Valley Electronics has been developing innovative fertility trackers for women around the world since 1986. First came the Baby-Comp, then the Lady-Comp, then the next generation Lady-Comp, then the Daysy, and now the Daysy 2.0. With Daysy you can reliably determine your cycle. . Daysy is a medical device and lifestyle fertility tracker. Daysy enables all women with a desire for a health-conscious lifestyle to observe their individual monthly cycle and determine their fertile and infertile phases in natural harmony with their body... . Daysy is an effective and scientifically supported method, with which you can easily, reliably and accurately separate your fertile phases from the infertile ones on the basis of sensitive basal temperature measurement. . With Daysy you can measure your basal temperature every morning - just before getting up under your tongue in 30 - 60 seconds. Daysy immediately analyzes your cycle and shows you when your fertile days are and when they are not thanks to a simple color system. . Through an intelligent algorithm based on scientific knowledge and many years of experience, Daysy offers the highest quality and reliability. The algorithm captures and learns your data by measuring your basal body temperature and using statistical methods that allow you to accurately predict your upcoming cycle. . . Daysy shows you your fertility status as either a red or green light. So you know exactly when you are fertile and when you are not. The technically supported temperature method used by Daysy is one of the most accurate methods in the world... . Daysy is compatible with the smartphone via the DaysyView app and thus opens up new possibilities to digitally expand your knowledge of your cycle and body and also to share it with your partner, doctor or the team of experts. . DaysyView shows you your individual cycle calendar and your temperature curve as well as numerous statistics about your cycle. You will also receive a forecast of your fertility status in the coming weeks so that you can plan optimally. Especially handy: You can connect your Daysy to your smartphone via Bluetooth connection.

2. Teena Period tracker
The Teena Period Tracker is an innovative tool specifically designed for teenagers to help them better understand their female cycle and get to know their bodies. The combination of a physical tracker and a companion app allows users to accurately track their cycle phases and learn about important aspects of puberty. By measuring their body temperature under the tongue each morning and syncing with the app, teens gain valuable insights into their cycle progression. The app also provides informative content created by experts to promote awareness of their own bodies and enhance health literacy. Teena is therefore not only a practical tool but also a valuable support for young women on their journey to self-acceptance and confidence.
- Accurate cycle predictions through morning temperature measurement
- Companion app with informative content from experts
- Promotes understanding of one's body and puberty
- Strengthens health literacy and self-confidence of users.

3. Beurer OT 30
Family and life planning in harmony: Natural methods for cycle control and targeted family planning can be easily implemented. With modern temperature measurement technology combined with a cycle app, the Beurer Basal Thermometer offers entirely new possibilities for more accurately identifying fertile and non-fertile days.
- Display of 2 decimal places
- In conjunction with the "Ovy" app for natural cycle control
- Data transfer via Bluetooth
- Measurement time approximately 3 minutes
- Contact measurement technology
- Suitable for oral and vaginal measurement
- Wireless data transmission
- Illuminated LED ring to indicate transmission
- Flexible measurement tip
- Waterproof
- Disinfectable
- Measurement accuracy: ±0.05°C at 35.00 - 38.00°C (ambient temperature 18.00 - 28.00°C), in the remaining measurement range: ±0.1°C
- 30 memory slots
- Automatic shut-off
- Signal tone at the end of measurement
- Medical device
- Comes with a protective cap.

4. Beurer OT 20
Family and life planning in harmony: Natural methods for cycle control and targeted family planning can be easily implemented. With modern temperature measurement technology combined with a cycle app, the Beurer Basal Thermometer offers entirely new possibilities for more reliably identifying fertile and non-fertile days. It displays two decimal places and works in conjunction with the Ovy app for natural cycle control. The thermometer features contact measurement technology, is suitable for oral and vaginal measurement, has a flexible measuring tip, and is waterproof. It can be disinfected and has a measurement accuracy of ±0.05 °C at 35.00 - 38.00 °C (ambient temperature 18.00 - 28.00 °C); in the remaining measurement range, the accuracy is ±0.1 °C. It includes one memory space, automatic shut-off, and a signal tone at the end of measurement. This medical device comes with a protective cap and offers a free download of the Ovy app.
