The Big Daddy Appthe pregnancy tracker for men
Made for dads-to-be

The Big
Daddy App

Get Big Daddy ready with the pregnancy tracker for dads.

Your baby. Your partner. Your next big adventure. Get weekly updates, practical advice and handy tools to help you feel ready for the big day.

Download on theApp StoreFree to download · Optional premium upgrade · Available on iOS
Big Daddy app showing a weekly baby size comparison with a roast chicken
Bring your A-game

A little less clueless.
A lot more daddy-ready.

Big Daddy is a pregnancy app designed specifically for dads. Keep a weekly track of your baby's growth, understand what your partner is going through, and discover ways to support her along the way.

There are over 40 original, doctor-reviewed articles to guide you through pregnancy, filled with practical information on how you can help your partner and your baby stay healthy.

Bring your A-game to the changing table and get Daddy-ready now.

Download the original press release (PDF)
A Big Daddy weekly baby development update
Weekly baby updates

Big news.
Tiny human.

Is your baby the size of a pint of beer or the weight of a roast chicken? Keep track of your baby's development with weekly updates and memorable size comparisons.

Not into meat or alcohol? Choose plant-based or alcohol-free comparisons in the app's settings.

Follow every week, from the first positive test to the big day.

The whole shebang

A dad's toolkit for the big day.

01 / KNOW YOUR STUFF

Advice that speaks your language

From ultrasound scans and signs of labour to bonding with the bump and postnatal depression, our articles are written with dads in mind.

02 / GET PREPARED

Less last-minute panic

Premium unlocks a contraction timer, hospital bag and baby checklists, and a name dictionary to help you shortlist the contenders.

03 / MAKE MEMORIES

Watch the bump grow

Capture weekly photos with Bumpies and create a timelapse keepsake of your partner's pregnancy. Available with premium.

Ready to become a Big Daddy?

The nuts and bolts are free for the full 40 weeks. Upgrade in the app if you want the whole shebang.

Download on theApp Store

Pregnancy information is for general education. Always speak to your healthcare professional for personal medical advice.