Pregnancy Tools
Pregnancy Week Tracker
Your week-by-week companion. See where you are, how big baby is getting, what's happening this week and how long there is to go.
Private: everything stays on your device
How would you like to start?
If you aren't sure, use the first day you think it was.
First Trimester
This week, baby is about the size of
What's happening
What's coming up
General UK guidance only — your own appointments and scans may be at different times. Your midwife will confirm your personal schedule.
A gentle note
Sizes and timings are approximate and for general interest only — every pregnancy and every baby is different. This tracker isn't a substitute for professional advice, so always follow your midwife's or GP's guidance.