10 Best Basal Thermometer of December 2025

• ✅ 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.
• ✅ 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.

Easy@Home

• Multifunctional Thermometer – This thermometer with high accuracy (1/100 Degree) 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(Manual enter data to the app). The APP will automatically draw you the BBT chart and pinpoint your own ovulation day. We respect your data privacy. All your data is safely stored in the cloud but is accessible once you are in the app
• Slow But Accurate – It takes a little longer when tracking your Actual Basal Body Temperature. Because it ensures you to get the most accurate measurement. This thermometer is clinically accurate with high precision.
• Safe and Reliable– This digital thermometer is made from high-quality anti-bacteria material, safe to use and easy to clean with water or alcohol pads 【Note: The LO. means the ambient temperature below 32 degrees Celsius. Not the battery low. And this is not a Bluetooth thermometer, you must manually enter the data in the app.】
• 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

femometer

• ✅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 Easy@Home’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.**

Easy@Home

• CONVENIENT: Designed for fertility tracking
• FAST & ACCURATE: 60 Second Reading, to 1/100th degree
• EASY TO USE: beeps when reading is complete, reads in Fahrenheit or Celsius
• Includes: 6-month ovulation Charts, Storage Case, and 5 Probe Covers
• Multifunctional Thermometer – This highly accurate (1/100th Degree) thermometer doubles as a basal thermometer to aide in the family planning process or as a more reliable general thermometer to measure fever.

Microlife

• ✅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.
• ✅ 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.

Easy@Home

• 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

femometer

• ✅"Get Pregnant Easier than ever with Premom”: Easy@Home Newly Launched PremomAPP Integrated Smart Basal Thermometer is the most advanced bluetooth enabled basal thermometer on the market. Whether you are trying to conceive (TTC), avoid pregnancy naturally, or just want to know your body better, the Easy@Home’s Premom with Smart Basal Thermometer does it all with ease.
• ✅Seamless and Smart: Take a quick measurement early in the morning and fall back asleep. Basal Body Temperature (BBT) will be synced with Premom APP seamlessly. No need to write down temperatures or even open your phone. The Premom APP will chart your BBT and generate the coverline automatically to pinpoint the BBT spike with precision.
• ✅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.
• ✅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. Memory recall up to 30 temperature records. y. Each record shows Date and exact shown track history easily. With its low energy profile, the pre-installed button battery lasts about 3 months. You can choose between Fahrenheit and Celsius.
• ✅Other Features and Service: Large screen with backlight for reading in the dark. Gentle confirmation beep when test is complete, no timer needed. All your data is stored in the cloud, no concern about manually uploading or losing data. 100 % customer satisfaction guaranteed; experienced customer service agents are available for any questions you may have. **Our Guarantee- We are so confident that you will love this product that we offer a 1 Year Product Quality Guarantee.*

Easy@Home

• The Basal Body Thermometer to Make Family Planning Straightforward - Whether you are trying to promote or prevent a pregnancy, this method is for you if you want to plan your family naturally.
• Optimized Basal Thermometer With Optimal Sensitivity - The BBT Thermometer shows your real body temperature in 1/100th degree. This will help you to detect your thermal shift and ovulation with utmost precision.
• BBT Thermometer for Ovulation Detection and Fertility Tracking - Detecting your ovulation requires accuracy. With the precision-engineered technology of the basal body thermometer, tracking your ovulation becomes easy.
• Equipped With an Extra Soft Beep, a Waterproof Tip, and 60 Seconds Measurement Time - The ovulation thermometer includes everything you need to make fertility tracking a little easier.
• Order today and you’re protected by a 100 day, no-questions-asked, full refund policy and world-class customer service.

iProvèn

• 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.

femometer

• 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**

femometer