📅
Due date calculator
Find your estimated due date
📊
Weight gain tracker
Supportive, personalised guidance
🍼
Baby size by week
See how your baby is growing
📅
Tool 1

Due date calculator

Enter the first day of your last period and we'll work out your estimated due date, how far along you are, and what trimester you're in.

This is the most common way to date a pregnancy
📅
Enter your last period date
to see your results
📊
Tool 2

Pregnancy weight gain tracker

Weight gain in pregnancy looks different for everyone. This tool gives you personalised guidance based on your pre-pregnancy BMI — framed with care, never judgement.

Feet
Inches
📊
Fill in your details
to see your personalised guidance
🍼
Tool 3

Baby size by week

From a tiny poppy seed to a full-term baby, see how your little one is growing — week by week, in a way that actually makes sense.

Week
20
Second trimester
Week 4 Week 40
Drag the slider to explore your baby's growth week by week
🥭
Mango
Your baby is about the size of a mango
Length (crown to heel)
10.1 in
Approximate weight
10.6 oz
Pregnancy progress44%
At 20 weeks you're halfway there! Your baby can now hear sounds, and those little kicks you're feeling are very real.