Your pregnancy journey, supported at every step
Free, NHS-aligned pregnancy calculators and guides for UK parents. Calculate your due date, track your baby's growth, and prepare with confidence.
Calculate My Due DateDue Date Calculator
5 methods: Last Period, Conception Date, How Far Along, Ultrasound, and IVF Transfer
Enter the first day of your last period to calculate your due date using Naegele's rule.
All pregnancy tools and guides
Everything you need throughout your pregnancy, all in one place.
Due Date Calculator
Calculate your estimated due date using your last period, conception date, ultrasound, or IVF transfer.
Open tool →Ovulation Calculator
Find your fertile window and peak ovulation day based on your cycle length.
Open tool →Weight Gain Calculator
Check recommended pregnancy weight gain based on NHS guidelines and your pre-pregnancy BMI.
Open tool →Week by Week Guide
Follow your baby's development from week 4 to week 40 with size comparisons and tips.
Open tool →Pregnancy Symptoms
Understand common pregnancy symptoms, when to expect them, and how to manage them.
Open tool →NHS Antenatal Appointments
A clear timeline of all your NHS midwife and scan appointments throughout pregnancy.
Open tool →Birth Plan Template
Create your personalised birth plan with our interactive UK checklist.
Open tool →After Birth Guide
What to expect in the weeks after birth, including postnatal care and newborn checks.
Open tool →Your pregnancy trimesters
Pregnancy is divided into three trimesters, each with its own milestones.
First Trimester
- Baby's organs begin forming
- Morning sickness is common
- Dating scan at 10 to 14 weeks
Second Trimester
- Baby starts moving (around week 18 to 20)
- Anomaly scan at 18 to 21 weeks
- Many parents feel most comfortable
Third Trimester
- Baby gains weight rapidly
- Appointments become more frequent
- Time to prepare your birth plan
Everything you need, in one place
A complete index of our UK pregnancy tools and guides, from trying to conceive through to newborn care.
Pregnancy Calculators
Pregnancy Health Guides
- Foods to avoid during pregnancy
- Pregnancy vitamins and folic acid
- Exercise in pregnancy
- Common pregnancy symptoms
- Morning sickness and hyperemesis gravidarum
- Gestational diabetes in pregnancy
- Pre-eclampsia symptoms and treatment
- Pelvic girdle pain (PGP/SPD)
- Mental health in pregnancy
- Deep vein thrombosis in pregnancy
- Group B Strep in pregnancy
- Miscarriage support and information