Basal thermometers are one of those products you probably didn’t even know existed before you needed one.

Basal body temperature thermometers are marketed and sold specifically for women trying to get pregnant.

we’ve put together a collection of the best Basal Thermometers that are currently available on the market. To help you find the perfect Basal Thermometer among a wide variety of options, we constantly update our collection with new and trending models.

10 Best Basal Thermometers

Based on dozens of customer reviews and ratings, the followings are the top 10 best-selling Basal Thermometers:

Top Rated Basal Thermometer Reviews

Since we’ve mentioned 10 different models of Basal Thermometers on the above list, it may be difficult for you to find the right one for your needs. This is why we listed the key features of each of these Basal Thermometers below:

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Product Highlights:

  • Clinically Accurate Basal Body Thermometer for Natural Family Planning — Use iProvens BBT to detect your ovulation pattern and pinpoint your fertile window. Special chip for accurate readings to 1/100th degree.
  • Reading in 60 seconds, faster than any other BBT — The ovulation thermometer has a small tip that warms up quicker and therefore delivers an accurate reading of your real body temperature faster.
  • Manually enter your temperature in any ovulation app — The iProven Basal Body Thermometer does not synchronize with an app, but you can manually enter your data in any ovulation app. Or print the chart and track your cycle on paper!
  • Easily replace the battery in 4 steps — When the empty battery symbol is displayed, this is how you can replace it: open the cap; hold the battery case between your fingers and remove the battery with a needle; insert a new battery with the ‘-‘sign facing up; put the cap back on.
  • Order today and you’re protected by a 100 days, no-questions-asked, full refund policy and world-class customer service.
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Product Highlights:

  • ✅ Monitor Your Ovulation Cycle with Premom: Use Premom App to track your BBT charting, Cover line and Ovulation test result for your natural family planning journey. Note: This thermometer is NOT bluetooth enabled and the basal temperature needs to be entered into Premom APP manually.
  • ✅ Clinical High Accuracy (± 0.05 ℃ / ± 0.09 ℉ ): Measures Basal Body Temperature (BBT) to 1/100th of a degree precision (e.g. 97.41 F) in Celsius or Fahrenheit. Measurement takes about 90 seconds, longer time than regular oral thermometer as it reads more precision.
  • ✅ Large Blue Screen with Backlit: Easy to read in the dark. Recall 30 temperature records in memory.
  • ✅ Waterproof and Flexible Tip: Waterproof and Flexible thermometer tip for easy to use and clean.
  • ✅ Soft Beeping Alarm: Signals the completion of test. No need to count timer. Fever beeping alarm warns user the fever condition.
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Product Highlights:

  • 🌷【Multifunctional Thermometer】This thermometer with high accuracy can be used as a basal thermometer for pregnancy, or as a general thermometer to measure fever. This highly sensitive basal thermometer is an excellent device for the natural family planning process and more accurate and reliable for fever.
  • 🌷【Manually enter data & Automatically Chart】Use Femometer APP (iOS & Android) to record your BBT data (manually enter data into the app). The APP will automatically draw your BBT chart and pinpoint your ovulation. We respect your data privacy. All your data is safely stored in the cloud but is accessible in app.
  • 🌷【Slow But Accurate】It takes a little longer when tracking your Actual Basal Body Temperature. But it also means you know exactly what’s going on in your body. This thermometer is clinically accurate with high precision.
  • 🌷【Safe & Cleaning】This digital thermometer is made from high-quality material, safe to use and easy to clean with water. Note: The “Lo” means the ambient temperature below 32℃/℉. Please start take your temperature when see “Lo”
  • 🌷【Customer Service】From the date of receipt, we provide 1-year service for quality-related issues. Technical service is available. For any issues please contact us freely. Random distribution of new and old packaging.
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Product Highlights:

  • ✅Monitor your Ovulation Cycle with Premom: Use Premom App to track your BBT charting, Cover line and Ovulation test result for your natural family planning journey. NOTE: Take measurement immediately when you first awake in the morning before any activities because any activity may tend to increase your temperature which will cause inaccurate temperature measurement.
  • ✅ Clinical High Accuracy (± 0.05 ℃ / ± 0.09 ℉ ): Measures Basal Body Temperature (BBT) to 1/100th of a degree precision (e.g. 97.41 F) in Celsius or Fahrenheit. Measurement takes about 90 seconds, longer time than regular oral thermometer as it reads more precision.
  • ✅ Large Blue Screen with Backlit: Easy to read in the dark. Recall 30 temperature records in memory. NOTE: Ensure the thermometer probe is placed firmly underneath your tongue, and keep the mouth closed all the time during measuring. Breathe normally and do not speak, eat, drink or move during measuring. Hold the thermometer until you hear 2 short beeps which means your temperature is complete. It usually takes about 90 seconds to get your completed reading.
  • ✅ Waterproof and Flexible Tip: Waterproof and Flexible thermometer tip for easy to use and clean.
  • ✅ Soft Beeping Alarm: signals the completion of test. No need to count timer. Fever beeping alarm warns user the fever condition.
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Product Highlights:

  • ✅Get Pregnant Easier than ever with Premom: Whether you are trying to conceive (TTC), avoid pregnancy naturally, or just want to know your body better, the [email protected]’s Premom with Smart Basal Thermometer does it all with ease.
  • ✅Smart & Automatically Chart: The Premom APP will chart your Automatically Chart (BBT) and generate the coverline automatically to pinpoint the BBT spike with precision.
  • ✅Clinically High Measurement Accuracy: Clinically Accurate with high precision at ±0.09℉/±0.05℃. It only takes about 1.5 – 2 minutes to read result. Unlimited record stored on cloud with your account and 30 records recallable with device. You can choose between Fahrenheit and Celsius.
  • ✅Intelligent: Premom predicts the fertility window accurately using an advanced algorithm that incorporates all your fertility signs including: BBT, ovulation test results, PdG test results and period information for the best prediction. You can track and view your cycle and fertility windows prediction at any time.
  • ✅ Other Features and Service: Large screen with backlit for reading in the dark easily. Gentle confirmation beep when test is complete. **Experienced and professional customer service agents are available for any questions you may have and we offer a 1 Year Product Quality Guarantee.**
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Product Highlights:

  • 💕[email protected] basal thermometer for ovulation is a must-have for easily detecting your fertile window and tracking your ovulation day. By entering your basal body temperature manually , the Premom app can automatically and accurately chart your reading inputs and draw your BBT shift digitally. Whether you are trying to conceive(TTC), avoid pregnancy naturally, or just want to know your body better, the basal thermometer does it all with ease.
  • 💕[email protected] basal body thermometer for ovulation tracking(1/100 Degree) has high accuracy at ±0.10℉/±0.05℃. The basal temperature thermometer only takes about 60 seconds for the result reading. Take immediately upon awakening in the morning or before any activity for the most precision. Easily recall your last measured temperature in memory.
  • 💕[email protected] basal thermometer for ovulation tracking has a gentle confirmation beep, when testing is complete. No timer needed. No need to worry about waking up your sleeping partner beside you either. Turn the fertility thermometer off when finished, note that pressing the ON/OFF button down for 2 seconds will switch the measurement unit between Fahrenheit and Celsius.
  • 💕[email protected] basal body temperature thermometer tip is flexible and waterproof. Easy to clean by using alcohol or a damp cloth. Note: When “℉” or “℃” starts flashing with Lo on display, [email protected] basal thermometer is then ready for use. This does not mean the battery low.
  • 💕We promise you will enjoy our quality and simplicity. Experieced customer service agents are avaiable for any questions you may have. We are so confident that you will love the bbt thermometer for ovulation.
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Product Highlights:

  • ✅ Automate Data Recording & BBT Charting – Your BBT measurement will be automatically transmitted to the App via Bluetooth. The app will generate the BBT chart for you using your measured data and analyze them to find your fertile window & ovulation. No manual work needed.
  • ✅ Accurate & Fast Measurement – The measurement precision is up to 0.09°F(0.05°C) to catch even the smallest BBT fluctuation. Measurement can be finished in as short as 30 secs.【▲ Note: The LO. means the ambient temperature below 32 degrees Celsius. Not the battery low. 】
  • ✅ So Easy to Use – There is no button & switch but an LCD screen for you to read the measurement. Simply pull the lid up or down to switch it on or off. Take the 1st minute of your morning each day before you get out of the bed to get an accurate measurement.
  • ✅ Discreet Design for Women – It is designed like a lipstick so that no one else will be easy to notice your little secret trying for a baby or planning for natural contraception. It has an alarm that is soft and has adjustable volume, so you don’t have to worry about waking up the “sleeping beauty” right beside you.
  • ✅ Customer Service: From the date of receipt, we provide a 1-year service for quality-related issues. A refund or free return is acceptable, and we provide lifetime customer service to ensure your problem is fully resolved. If you have any questions, please contact us through Amazon email, we will reply within 24 hours
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Product Highlights:

  • GET PREGNANT EASIER THAN EVER WITH Femometer: Whether you are trying to conceive (TTC), avoid pregnancy naturally, or just want to know your body better, the Femometer with Smart Basal Thermometer does it all with ease.
  • SMART & Automatically Chart: The Femometer APP will chart your Automatically Chart (BBT) and generate the Coverline automatically to pinpoint the BBT spike with precision.
  • CLINICALLY HIGH MEASUREMENT ACCURACY: Clinically Accurate with high precision at ±0.09℉/±0.05℃. It only takes about 1 – 3 minutes to read the result. The unlimited record stored on the cloud with your account. You can choose between Fahrenheit and Celsius.
  • INTELLIGENT: Femometer predicts the fertility window accurately using an advanced algorithm that incorporates all your fertility signs including BBT, ovulation test results, PdG test results and period information for the best prediction. You can track and view your cycle and fertility windows prediction at any time.
  • OTHER FEATURES AND SERVICE: Adjustable Volume will not disturb your sleeping husband. **Experienced and professional customer service agents are available for any questions you may have and we offer a 1 Year PRODUCT Quality Service**
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Product Highlights:

  • ✅“GET PREGNANT EASIER THAN EVER WITH Premom”: Whether you are trying to conceive (TTC), avoid pregnancy naturally, or just want to know your body better, the [email protected]’s Premom with Smart Basal Thermometer does it all with ease.
  • ✅SEAMLESS and SMART: Basal Body Temperature (BBT) will be synced with Premom APP seamlessly. The Premom APP will chart your BBT and generate the coverline automatically to pinpoint the BBT spike with precision.
  • ✅CLINICALLY HIGH MEASUREMENT ACCURACY: Clinically Accurate with high precision at ±0.09℉/±0.05℃. It only takes about 1.5 – 2 minutes to read result. Unlimited record stored on cloud with your account and 30 records recallable with device. You can choose between Fahrenheit and Celsius.
  • ✅INTELLIGENT:. Premom predicts the fertility window accurately using an advanced algorithm that incorporates all your fertility signs including: BBT, ovulation test results, PdG test results and period information for the best prediction. You can track and view your cycle and fertility windows prediction at any time.
  • ✅OTHER FEATURES AND SERVICE: Large screen with backlit for reading in the dark easily. Gentle confirmation beep when test is complete.

Video Overview

How To: Basal Thermometer – Generation Guard

How to properly use your Generation Guard Basal Thermometer.

Final Words

So, these are all of the Best Basal Thermometers available on the market. We hope this collection was helpful to find the right Basal Thermometer for the money. However, we recommend checking out the features, benefits, and problems of each of these Basal Thermometers before taking your decision.