" Finally a one-stop shop for all things fertility-related. We are finally switching to Lady-Comp and love your extensive product lines. We look forward to shopping with you for all our fertility needs. "
Lady-Comp: The world's best fertility monitor has a dual purpose
Lady-Comp : The Intelligent Fertility Monitor
Lady-Comp is the first "intelligent" fertility computer developed to support your Natural Family Planning efforts with convenience, accuracy and ease.
Lady-Comp is the "intelligent" fertility monitor designed to provide valuable insight to your cycle and accurately pinpoint your most fertile days. Identifying ovulation is the first key step for getting pregnant faster.
- Learns, analyzes and tracks your cycle to determine fertility and ovulation with 99.3% reliability
- Safe & easy: just 30-60 seconds per day
- Hormone-free: free yourself of side-effects commonly associated with the pill and other hormone-based methods
- Digital format fertility monitor that eliminates the hassle of manual ovulation calendars and charts
- Great value: one-time purchase means -- no messy test sticks or additional refills required
- Fahrenheit and Celsius models available
- Regional power adapter plugs sold separately
- FREE 2-day Priority Shipping for U.S. customers
- 2-year manufacturer's warranty + 1 year FREE extended warranty
- FREE personal cycle chart
- Tracks, learns, analyzes your unique cycle to indicate which days you are fertile and most likely to conceive
- 99.3% accurate, safe & easy: just 30-60 seconds per day
- Great value: one-time purchase, no messy test sticks, refills, or additional accessories necessary
- Pinpoint ovulation without complicated fertility calendars or charts
- Fahrenheit and Celsius models available
- Regional power adapter plugs sold separately
- FREE 2-day Priority Shipping for U.S. customers
- 2-year manufacturer's warranty + 1-year FREE extended warranty
- FREE personal cycle chart
Lady-Comp, the "intelligent" fertility monitor, is finally available in the U.S.! Europe's best kept secret for supporting Natural Family Planning and fertility management that's simple to use, safe and accurate, hormone-free and without any other medications. No side-effects, no manual ovulation calendars and charts, no messy test sticks or strips, and no costly refills.
Lady-Comp is more than a basic fertility monitor or ovulation calculator. With the Lady-Comp fertility computer you'll spend just 30-60 seconds a day to track your cycle and develop greater body awareness: you'll know exactly which days you're fertile, when you ovulate, and if you're pregnant.
Lady-Comp Dual Purpose: Its More Than a Simple Fertility Monitor
Lady-Comp has a dual use that will carry you through the most important stages of your life: when you are trying to get pregnant and when you're not.
The Natural Choice for a Natural Lifestyle
Lady-Comp offers a natural method to complement your healthy lifestyle. Used in conjunction with a barrier method or hormone-free contraceptive on your fertile "red light" days, eliminate the risks and side-effects associated with hormone-based contraceptives. With smart technology and ease of use, Lady-Comp brings the natural method into the 21st century with precision technology.
When You Are Trying to Conceive Naturally
Reduce your stress and increase your chances. Lady-Comp eliminates the guesswork: when used as directed, there is no better method to calculate ovulation to accurately target your best days for conception. Lady-Comp fits your need for fertility awareness with ease.



Learn More in Our Lady-Comp FAQ's
How Lady-Comp Works
Lady-Comp is a sophisticated fertility monitor that records, analyzes, stores, tracks and predicts all phases of your menstrual cycle and indicates pregnancy. It's small and light (5.5" diameter, 1" high; 6.9 ounces), and runs on AC or rechargeable battery.
To use Lady-Comp, simply take your temperature each morning with the attached sensor. The Lady-Comp alarm wakes you up and does the rest: it records and analyzes your Basal Body Temperature (BBT) orally, using biomathematical forecasting software and preloaded data on over 700,000 cycles, along with your own cycle history.
Lady Comp learns more about your cycle over time, so the longer you use it, the more you'll know about your cycle. The results display as a red light on days you're fertile, a green light on days you're not fertile, and a yellow light as it learns and forecasts your cycle. Right from the start, Lady-Comp is 99.3% accurate: it's precision manufactured in Germany and includes the most advanced basal temperature Sensor available. With Lady-Comp, you can manage your fertility naturally, easily and with complete confidence.
Lady-Comp is an FDA approved fertility monitor. When purchased through Naturally for Her the Manufacturer Authorized U.S. Lady-Comp Distributor, Lady-Comp and Contraceptive purchases are Flexible Spending Account eligible.
Enjoy Our Lowest Price Guaranteed
Your Lady-Comp Purchase Includes:
- Temperature sensor
- Power Supply: 110-220V
- Built-in lithium rechargeable battery
- Travel bag
- User Guide
- 2-year manufacturer guaranteed warranty
- FREE Extended 1 year NFH warranty
- FREE cycle analysis & printout
- Toll-free phone & FREE email support services for device lifetime
- Always the lowest price guaranteed!
Prefer to pay as you go? We offer a convenient 3-month and 6-month payment plan option.
Click Here to Learn More About Our Convenient Lady-Comp Payment Plan
Price: $484.00 What's This?






