10 Best Fertility Monitor of 2025

Tested and Reviewed: Top 10 Fertility Monitor deals with expert ratings from 8.1 to a perfect 10

March 2026 Edition

Editor's Choice

9.7

kegg

kegg Fertility Tracker + Free Fertility App | Discover Your Most Fertile Days | No Recurring costs | Predicts Fertile Window | Helps Exercise Pelvic Floor Muscles

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Editor's bottom line:

“This fertility monitor is the best one we tested. In terms of quality, brand and price, we couldn't ask for more.”

Main Highlights

MAXIMIZES YOUR CHANCES OF CONCEPTION. Around 75% of couples get the timing wrong. kegg uses advanced sensing technology to predict your unique fertile window in advance. By discovering your full fertile window, you will be 2x more likely to time your intercourse right and conceive.
NO RECURRING COSTS. kegg is a one-time purchase without any additional recurring costs. With kegg, you save money every month you would otherwise have to spend on refills. You can also use FSA/HSA plan to buy kegg.
CERVICAL FLUID IS THE KEY TO UNDERSTANDING YOUR FERTILITY. Sperm cannot survive in the female reproductive tract without fertile cervical fluid to nourish and sustain them on the journey to the egg. Cervical fluid is a better predictor of fertility than urine tests, calendar calculations, or temperature tracking alone because its unique, like you.
SUPPORTIVE COMMUNITY. Free access to Private Community, where kegg users share charts, BFP stories, TTC tips and tricks + user support specialists answering questions and providing kegg chart insights.

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Picked by 397 people today

9.5

Clearblue

Clearblue Fertility Monitor, 1 Touch-Screen Monitor, 1 Ct

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Main Highlights

FERTILITY MONITOR: Includes one (1) touch screen Clearblue Fertility Monitor (test sticks sold separately); proven to increase the chance of getting pregnant by 82%[1]
99% ACCURATE: 99% accurate at detecting the LH surge
DESIGNED TO DETECT ALL YOUR FERTILE DAYS: Tracks both estrogen and luteinizing hormone (LH) and typically identfies up to 6 fertile days, which is 4 more than LH only tests.[2]
CLINICALLY PROVEN ACCURACY: The Clearblue Fertility Monitor with Touch Screen showed 97% agreement with ultrasound-observed ovulation[3]
EASY-TO-USE TOUCH SCREEN: The monitor has an easy-to-use touch screen and stores up to 6 cycles of your personal information, which you can review and share with your doctor[4]
#1 OB-GYN RECOMMENDED BRAND : Clearblue is the #1 OB-GYN recommended ovulation brand

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9.5

MIRA

Mira Max Fertility Monitor & Ovulation Test Kit for Women, At-Home Hormone Tracker for LH, PdG & E3G, Digital Hormone Analyzer with 20 Test Wands, 7× More Accurate Than Other Fertility Trackers

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Main Highlights

99.5% Lab-Grade Accuracy to Help You Conceive Faster Miras AI-powered monitor tracks three key fertility hormones (LH, E3G, PdG) to detect surges and confirm ovulation with proven lab-quality accuracy. Over 2,500 women conceive with Mira each month even with irregular cycles or PCOS
7× More Accurate Than Other Fertility Trackers Mira uses fluorescent tech and built-in calibration for lab-quality accuracyno camera scans or lighting issues. Get clear, real-time hormone data that adapts to your cycle. Based on a 2025 MiraLabs study comparing accuracy and reliability to leading at-home fertility trackers. Individual results may vary
Detects What Other Tests Miss Miras fluorescent tech is up to 4× more sensitive to low LH and detects a 2× wider hormone rangeideal for PCOS, hormone imbalances, or irregular cycles. See your fertile window earlier and with greater accuracy. Based on a 2025 MiraLabs study comparing sensitivity and range to other fertility trackers. Individual results may vary
AI-Powered Insights That Learn Your Body Miras algorithm is trained on 24M+ hormone data points to deliver cycle predictions that become more accurate over time turning every test into smarter fertility guidance. Ensure analyzer is fully charged before first use and follow Bluetooth pairing instructions. Important to read all directions before first use and update firmware.
Doctor-Ready Reports & Personalized Support Track your fertility journey with confidence. Your hormone curves and ovulation confirmations are easily shareable with your doctor, and your Mira App offers science-backed insights tailored to your results. Contact Mira customer service for any troubleshooting support.

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9.2

MIRA

Mira Ultra4 Fertility Monitor & Ovulation Test Kit, Track 4 Key Fertility Hormones LH, PdG, E3G, and FSH for Family Planning & Pregnancy, Digital Results at Home with the Analyzer + Mira App, 30 Tests

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Main Highlights

TRACK 4 HORMONES IN 1 TEST, track FSH, LH, E3G (estradiol), and PdG all in one wand to give you a full picture of your hormonal cycle, from follicle development through ovulation and luteal phase
LAB-GRADE ACCURACY YOU CAN TRUST, powered by fluorescent technology with performance validated by over 50 universities and fertility clinics. Up to 7× more accurate and 3× more reliable compared to traditional trackers
DETECTS WHAT OTHER TESTS MISS, designed for irregular cycles, PCOS, anovulatory cycles, postpartum, or trying after age 35. Ultra4s sensitive measurements, hormonal fingerprinting, and egg count intelligence help you capture precise ovulation timing and fertility windows you might be missing otherwise
DOCTOR-READY REPORTS & PERSONALIZED SUPPORT to track your fertility journey with confidence. Your hormone curves and ovulation confirmations are easily shareable with your doctor, and your Mira App offers science-backed insights tailored to your results
EASY TO USE + FAST RESULTS, just dip the wand in urine, insert into the monitor, and receive results in ~16 minutes via the free Mira App (iOS & Android). Includes Mira Monitor, 30 Ultra4 Wands, and access to the Mira App for personalized insights and guidance so you know when and how often to test without guesswork

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9.0

Inito

Inito Fertility Monitor & Hormone Tracker for Women | Estrogen, LH, PdG (Urine Metabolite of progesterone), FSH | Track and Confirm Ovulation | Includes 15 Strips (Compatible with iPhone 16 Pro)

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Main Highlights

Compatible with iPhone 16 Pro only.
Select correct clip before ordering. Measures all 4 fertility hormones on a single test strip, showing you a full picture of your cycles.
Identifies 6 fertile days in your cycle by measuring Estrogen & Luteinizing Hormone (LH) levels.
Measures PdG (urine metabolite of progesterone) to confirm ovulation. Measures FSH to track follicle growth.
Comes with a free easy-to-use App which shows charts and actual values of your hormones.

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8.8

Clearblue

Clearblue Advanced Digital Ovulation Test Kit, 32 Count

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Main Highlights

GET PREGNANT FASTER with Clearblue Advanced Digital Ovulation Tests [1] DOUBLE YOUR CHANCES of getting pregnant [2] in your first cycle
OVER 99% ACCURATE at detecting the luteinizing hormone (LH) surge
EASY-TO-READ RESULTS: a clear, digital results screen with a smiley face which indicates High and Peak Fertility days, allowing you to confidently plan intimate moments
#1 OB-GYN RECOMMENDED OVULATION BRAND and #1 MOST-TRUSTED OVULATION TEST IN THE USA by American shoppers, according to the 2025 BrandSpark American Trust Study
DETECTS FERTILITY HORMONES: the Advanced Digital Ovulation Tests tracks 2 key fertility hormones, luteinizing hormone (LH) and estrogen (E3G) unlike other tests which detects LH only
IDENTIFY 2X MORE FERTILE DAYS: typically identifies 4 OR MORE fertile days in each cycle, identifying both High and Peak Fertility days[3]
PERSONALIZED PREDICTIONS: Clearblue Digital Ovulation Tests feature an Adaptive Algorithm that adjusts to your unique LH levels, designed to detect LOW LH surges (even below 25 mIU/ml)
FREE PERIOD & CYCLE TRACKER APP: Timing is everything. Download our free app for smart testing guidance and well-timed intercourse. Log tests, track your cycle, get fertility predictions

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8.6

Clearblue

Clearblue Fertility Monitor Test Sticks, 30 Count

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Main Highlights

FERTILITY TEST STICKS: Includes thirty (30) individually wrapped Clearblue Fertility Monitor Fertility Test Sticks, to be used with a Clearblue Fertility Monitor (sold separately)
99% ACCURATE: 99% accurate at detecting the LH surge
DESIGNED TO DETECT ALL YOUR FERTILE DAYS: Tracks both estrogen and luteinizing hormone (LH) and typically identifies up to 6 fertile days, which is 4 more than LH only tests.[1]
CLINICALLY PROVEN ACCURACY: The Clearblue Fertility Monitor with Touch Screen showed 97% agreement with ultrasound-observed ovulation[2]
THIRTY TEST STICKS [3 cycles]: to be used with the Clearblue Fertility Monitor (sold separately) that stores up to 6 cycles, which you can review and share with your doctor[3]
#1 OB-GYN RECOMMENDED BRAND: Clearblue is the #1 OB-GYN recommended ovulation brand

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8.3

Inito

Inito Fertility Monitor & Hormone Tracker for Women | Estrogen, LH, PdG (Urine Metabolite of progesterone), FSH | Track and Confirm Ovulation | Includes 15 Strips (Compatible with iPhone 13 Pro)

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Main Highlights

Compatible with iPhone 13 Pro only.
Select correct clip before ordering. Measures all 4 fertility hormones on a single test strip, showing you a full picture of your cycles.
Identifies 6 fertile days in your cycle by measuring Estrogen & Luteinizing Hormone (LH) levels.
Measures PdG (urine metabolite of progesterone) to confirm ovulation. Measures FSH to track follicle growth.
Comes with a free easy-to-use App which shows charts and actual values of your hormones.

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8.1

Inito

Inito Fertility Monitor & Hormone Tracker for Women | Estrogen, LH, PdG (Urine Metabolite of progesterone), FSH | Track and Confirm Ovulation | Includes 15 Strips (Compatible with iPhone 15 Pro Max)

Free Shipping

Main Highlights

Compatible with iPhone 15 Pro Max only.
Select correct clip before ordering. Measures all 4 fertility hormones on a single test strip, showing you a full picture of your cycles.
Identifies 6 fertile days in your cycle by measuring Estrogen & Luteinizing Hormone (LH) levels.
Measures PdG (urine metabolite of progesterone) to confirm ovulation. Measures FSH to track follicle growth.
Comes with a free easy-to-use App which shows charts and actual values of your hormones.

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8.1

Lady-comp

Lady-Comp Fertility Monitor – Natural Hormone-Free Ovulation Monitor & Fertility Awareness Device – Accurate BBT Tracking & Ovulation Detection – Non-Invasive, App-Free & FDA Cleared

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Main Highlights

Take Control of Your Fertility, Naturally Lady-Comp is a non-invasive, hormone-free fertility monitor that tracks your daily basal body temperature to accurately identify fertile and non-fertile daysempowering you to take charge of your reproductive health.
Instant Fertility Status at a Glance With a simple red (fertile), green (not fertile), or yellow (learning phase) light display, Lady-Comp makes it easy to understand your cycle statusno guesswork, no apps, no confusion. In just 60 seconds daily, the backlit display and optional alarm help you stay on track effortlessly, every day.
Over 99% Accuracy Backed by Decades of Research Engineered in Germany, Lady-Comp combines clinical precision with over 35 years of fertility tracking expertise. This certified medical device (CE marked, FDA 510(k) cleared) uses a proprietary algorithm with 99.4% accuracy in detecting fertile and non-fertile days.
Personalized Cycle Intelligence Lady-Comp learns your unique cycle over time, offering insights into ovulation patterns, fertile windows, and hormonal imbalances. It provides a personalized 6-month fertility forecast and tracks key pregnancy milestones, including conception date and expected due date, supporting your goalswhether thats pregnancy planning or simply body awareness.
Zero Subscriptions. Zero Hormones. Zero Hassle. 100% Private and Off The Grid Lady-Comp offers a one-time purchase with no recurring fees or subscriptions. It works without power or internet, and your cycle data stays completely private. Just a simple, science-backed tool that gives you clarity and confidence.

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Our Best Overall Choice

Best Choice

9.7

kegg

kegg Fertility Tracker + Free Fertility App | Discover Your Most Fertile Days | No Recurring costs | Predicts Fertile Window | Helps Exercise Pelvic Floor Muscles

Free Shipping

Editor's bottom line:

“This is the best one we tested. In terms of quality, brand and price, we couldn't ask for more.”

Main Highlights

MAXIMIZES YOUR CHANCES OF CONCEPTION. Around 75% of couples get the timing wrong. kegg uses advanced sensing technology to predict your unique fertile window in advance. By discovering your full fertile window, you will be 2x more likely to time your intercourse right and conceive.
NO RECURRING COSTS. kegg is a one-time purchase without any additional recurring costs. With kegg, you save money every month you would otherwise have to spend on refills. You can also use FSA/HSA plan to buy kegg.
CERVICAL FLUID IS THE KEY TO UNDERSTANDING YOUR FERTILITY. Sperm cannot survive in the female reproductive tract without fertile cervical fluid to nourish and sustain them on the journey to the egg. Cervical fluid is a better predictor of fertility than urine tests, calendar calculations, or temperature tracking alone because its unique, like you.
SUPPORTIVE COMMUNITY. Free access to Private Community, where kegg users share charts, BFP stories, TTC tips and tricks + user support specialists answering questions and providing kegg chart insights.

Show Price

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