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Fertility and pregnancy community for moms-to-be

At Boy or Girl we support you from trying to conceive to your baby's birth. We are an active community for moms-to-be where you'll find support, AI tools and professional guidance tailored to every stage of your motherhood.

Try our tools for free today

What stage are you in?

Choose your moment and we'll show you the tools you need right now.

Free or Premium: you choose how to take care of yourself

Many tools are free. Premium adds benefits to follow your pregnancy and prepare for your baby's arrival.

Your health

Medical History

FeatureFreePremium
Log weight, blood pressure and symptomsFreeIncluded
Charts with reference rangesFreeIncluded
Baby movement logFreeIncluded
Pain log on a body mapFreeIncluded
Full report for your doctor7 daysIncluded
Educational explanation of your tests7 daysIncluded

Nutrition

AI meal plan

FeatureFreePremium
Daily meal ideasIncludedIncluded
Full plan by trimester—Not includedIncluded
Menus based on your logs—Not includedIncluded
Menus without repeats—Not includedIncluded

Extras

To enjoy the wait

FeatureFreePremium
XY MethodPaid separatelyIncluded
Name guideBasicFull
Baby shower invitationsBasicExclusive
Discounts with specialists—Not includedIncluded

$9.99 per month

100% refund within the first 7 days if Premium doesn't meet your expectations. Cancel anytime. We donate 10% of our net profits to pregnant women in need.

Go Premium

Download our apps

Track your cycle and your pregnancy on your phone.

Pregnancy 0 to 9 months

Follow your pregnancy week by week, find names for your baby and create your baby shower invitations.

Currently available for Android only (.apk).

Our mission

To support every woman from the moment she tries to conceive until she meets her baby, with useful tools, responsible information and a community that listens.

What we have built

All-in-one platform Fertility, pregnancy and baby in one place

Ovulation calendar, medical history, AI meal plans, XY Method, community, specialist directory, course, invitations and name guide, in Spanish and English.

Medical History A complete pregnancy history

Vital signs and symptom tracking, a 13-section report for your doctor, contraction timer, birth plan and saved tests. Your doctor only sees it with your permission.

Explore the medical history
Artificial intelligence AI for every stage

Meal plans by trimester, educational explanation of tests, comparison between pregnancies and sex prediction with the XY Method.

See the AI meal plan
Professional network Directory of maternity specialists

Gynecologists and specialists with public profiles and reviews, so you can find professional support near you.

See the directory
Social impact Donations to pregnant women in Mexico and Venezuela

We give 10% of our net profits to pregnant women in need and document every delivery on video.

Watch the videos (opens in a new tab)
Professional guidance An OB-GYN on the team

Educational online consultations, free live sessions Monday through Friday and content medically reviewed by Dr. Arnaldo Ojeda.

Meet the doctor

What our users say about the tools

Real reviews. If you use our tools, your opinion helps other moms decide.

Achieve Your Pregnancy app ★★★★★
Me a enseñado a llevar mi periodo de ovulación y menstrual… la app tiene varias funciones más que están excepcionales para la educación de nosotras las mujeres.
yanisleydi
App Store review, November 2025. See review (opens in a new tab)
Medical History Do you keep your history on Boy or Girl?

Tell us how it helps you get organized before your appointments.

Send my feedback (opens in a new tab)
AI meal plan Do you use the daily meal plan?

Your experience helps other moms decide.

Send my feedback (opens in a new tab)

Experiences are personal and may vary between users. Reviews do not replace your doctor's opinion.

$9.99 per month

Ready to make the most of Boy or Girl?

Premium unlocks the tools that support you throughout your pregnancy. You can cancel anytime.

I want to care for my pregnancy with Premium

Frequently asked questions about Boy or Girl

Clear answers about the platform, fertility, pregnancy, the community and Premium.

Boy or Girl What the platform is and how it supports you · 3 questions
What is Boy or Girl?

Boy or Girl is a digital platform and community for women trying to conceive or who are already pregnant. It brings together AI-powered tools, educational content, community and professional guidance in one place.

Does Boy or Girl replace my doctor?

No. Our tools are for education and organization. They do not provide diagnosis or treatment and do not replace a visit with your doctor or health professional.

Is Boy or Girl an app or a community?

Both. You can use the website, download our apps and join the forum and the community's WhatsApp channels.

Fertility Ovulation, fertile days and when to seek help · 3 questions
How do I know my fertile days?

Our ovulation calendar estimates your fertile window based on the date of your last period, your cycle length and your period length. It is an estimate: if your cycles are very irregular, talk to a professional.

What does the Achieve Your Pregnancy course include?

Short 3 to 5 minute videos that help you understand tests such as FSH, LH, progesterone, TSH and semen analysis, track your cycle and organize your eating, rest and exercise habits. No prior medical knowledge needed.

When should I see a fertility specialist?

As a general guide, if you are under 35 and have been trying for 12 months, or 35 or older and have been trying for 6 months. See one sooner if your cycles are very irregular, you have severe pain or a known health condition.

Pregnancy Tracking, prediction and warning signs · 4 questions
What is the medical history for?

It lets you log weight, blood pressure, symptoms and tests, time contractions and prepare your birth plan, so you arrive at your appointments with your information organized. It does not provide diagnoses.

Can my doctor see my history?

Only if you approve it. The doctor requests access, you decide whether to accept, and you can revoke it at any time.

What is the XY Method?

It is our AI tool for predicting the baby's sex. It gives an estimate, not a guaranteed result, and does not replace an ultrasound or your doctor's assessment.

Which signs mean I should go to the emergency room?

Bleeding, abdominal pain, fever, fluid leakage, severe headache with blurred vision, or noticing your baby moving less. If you have any of them, go to the emergency room right away.

Support Community Forum, WhatsApp and free live sessions · 3 questions
How do I join the community?

You can post and reply in our forum and join the Women Trying to Conceive WhatsApp channel. With Premium you also get access to a WhatsApp group just for pregnant women.

Are there free live sessions?

Yes. We host free live sessions Monday through Friday on our TikTok @boyorgirl_us, where Dr. Arnaldo Ojeda answers pregnant women's questions.

Who provides the professional guidance?

Dr. Arnaldo Ojeda, an OB-GYN, offers online consultations by video call. They are educational: he helps you understand your tests in general and prepare questions for your appointment, without prescribing or recommending treatments.

Getting ready for baby Baby shower, names and products · 3 questions
Can I create invitations for my baby shower?

Yes. You can create digital invitations for your baby shower or gender reveal. With Premium you get exclusive designs.

Do you have a baby name guide?

Yes, with the meaning and origin of each name. With Premium you get the full guide.

Where can I find free products for pregnant women?

In our guide to free products for pregnant women, available at no cost on the site.

Premium and trust Price, refunds, donations and privacy · 5 questions
How much does Premium membership cost?

Premium membership costs $9.99 per month and you can cancel at any time.

What does Premium include?

XY Method Premium, a personalized meal plan, the full name guide, exclusive digital invitations, discounts on appointments with specialists and a WhatsApp group just for pregnant women.

Can I request a refund?

Yes. If Premium does not meet your expectations, we refund 100% within the first 7 days.

What do you do with donations?

We donate 10% of our net profits to pregnant women in need. We have already delivered donations in Mexico and Venezuela.

How do you use my data?

We use your data to provide the tools you choose. We do not sell your personal data, and you can request deletion of your account and data. Details are in our privacy policy.

Medically reviewed by Dr. Arnaldo Ojeda, OB-GYN Last reviewed:

If you have any of these signs, go to the emergency room now

  • Bleeding
  • Abdominal pain
  • Fever
  • Fluid leakage
  • Severe headache with blurred vision
  • Your baby is moving less

Don't wait for an answer in the community: call your country's emergency number.

We are building the wellness and health community for women that we wish we had had
The Boy or Girl team Join the community for free