4.0 | 4 Customer ratings

OT 30 BasalControl Smart

Ovulation thermometer
  • Cycle calculated individually in the “Ovy” app for natural family planning
  • Measures basal temperature to determine your fertile days
  • Record body signals such as days when you are ill, ovulation tests, PMS, interference factors and more in the “Ovy” app
OT 30 BasalControl Smart Ovulation thermometer from beurer in use
Ovulation thermometer OT 30 BasalControl Smart

Ovulation thermometer for pregnancy or cycle tracking – compatible with the “Ovy” app via Bluetooth®

With the OT 30 Digital Ovulation Thermometer from Beurer, you can easily determine where your fertile and non-fertile days fall in your cycle. As a result, the thermometer helps you to plan your pregnancy. The measurements can be transferred to the “Ovy” app, which can then calculate the date of ovulation for you, among other things.
  • Cycle calculated individually in the “Ovy” app for natural family planning
  • Measures basal temperature to determine your fertile days
  • Record body signals such as days when you are ill, ovulation tests, PMS, interference factors and more in the “Ovy” app
  • Medical device
  • 30 memory spaces
  • Suitable for natural family planning thanks to precise display to 2 decimal places
  • Individually select the measurement location
  • Measuring time: 3 minutes
  • Comfortable measurement thanks to the extra-flexible measuring tip
  • LED ring lights up while taking the measurement and transferring the measured values to the app
  • Personalised display of fertile days
  • Plan your pregnancy and track your cycle
  • Record temperature, body signals and interference factors
  • Handy low battery indicator in the display shows when the batteries need to be changed
  • Simply calculate your day of ovulation, fertile days and next period in the “Ovy” app
  • Acoustic signal indicates the end of the measurement time
  • Automatic switch-off to preserve the battery 30 seconds after the measurement is complete
  • Very hygienic usage
OT 30 BasalControl Smart Ovulation thermometer from beurer in use

Technical specifications

Accessories are available for the productNo
Automatic switch-offYes
Can be disinfectedYes
Connect productYes
Colour of digitsblack
DisplayYes
Colour of the display background when switched onwhite
Display height1.1 cm
Illuminated displayNo
Display size2.1 cm x 1.1 cm
Display technologyLCD
Display width2.1 cm
EAN4211125791063
Packaging size (L x W x H)15.30 cm x 4.10 cm x 8.00 cm
Weight (incl. packaging)0.13 kg
IP ratingIP64
Article number79106
Low battery indicatorYes
Measurement accuracy±0.05°C at 35.00–38.00°C (ambient temperature 18.00–28.00°C) in remaining measurement range: ± 0.1°C
Measurement locationoral,vaginal
Measurement methodoral,rectal,vaginal
Measurement range (°C)32.00-43.99 °C
Measuring time3 Min.
Medical device EuropeYes
Weight (without packaging)0.025 kg
Type of power supplybattery-operated
Product designationOvulation thermometer
Signalacoustic signal
Accuracy of the temperature displayPrecise data to two decimal places
Type of transferBluetooth®
Number of users1
Guarantee5 years

Product reviews

4.0/5
4 Customer ratings
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1 Star
06.09.2025 | Verified purchase
Product: OT 30 BasalControl Smart
Good but battery
The product is great and does what it should. The sound could be a little louder. However, the battery is very fast. Currently, after changing the battery, it only works sometimes. Not entirely acceptable
06.07.2020 | Verified purchase
Product: OT 30 BasalControl Smart
The device works great. But after less than a week of use, the battery is already 70% empty. Even though I only use it for the specified 3 minutes in the morning. Not acceptable for me.
10.05.2020 | Verified purchase
Product: OT 30 BasalControl Smart
I have been using the thermometer since mid-April. I find the design appealing. I also think the Ovy app is great. However, I find the signal tone much too quiet! So far, the thermometer hasn't transferred the data automatically once after measuring, despite the app being open and Bluetooth being s...
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