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✦ The World's Smartest Pregnancy Guide
Pregnancy Aura

Every Week Matters

Guideline-Based Information — verified against ACOG, WHO, NHS & INTERGROWTH-21st. Pregnancy guidance from your first positive test to the moment you hold your baby.

40
Weeks Covered
9
Scan Guides
6
Calculators
10+
Guides & Tools
↓ scroll to calculate
Smart Calculator

Find Your Pregnancy Week

5 calculation methods — choose what information you have.

Calculate Your Journey

Enter the first day of your last menstrual period — the standard method used worldwide by doctors and midwives.
Know your due date from a scan? Calculate your current week, LMP and conception date backwards.
If you tracked ovulation or know exactly when you conceived. LMP estimated as conception minus 14 days.
Already know how many weeks pregnant you are from a previous calculation or scan report?
For IVF pregnancies — gestational age calculated from embryo transfer date plus embryo age plus 14 days.
WEEK
TRIMESTER
DAYS LEFT
PROGRESS
Wk 1Wk 13Wk 27Wk 40
📅 Due:
🗓️ LMP:
🌙 Conceived ≈
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Week Details
Live web search · Verified against ACOG, WHO, NHS & INTERGROWTH-21st
Searching latest research for this week…
Smart Tools

6 Pregnancy Calculators

Guideline-based calculators covering every stage of your pregnancy journey — from due dates to fertility windows.

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Due Date Calculator

Enter your last menstrual period (LMP) and cycle length to instantly find your due date, current week and trimester.

LMP BasedNaegele's RuleACOG
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Reverse Due Date

Already know your due date? Work backwards to find your LMP, conception date and exactly how many weeks pregnant you are.

EDD ReverseConception DateCurrent Week
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Ovulation Calculator

Find your most fertile days and predicted ovulation date based on your cycle — essential for planning or preventing pregnancy.

Fertile WindowCycle TrackingWHO Guidelines

Conception Date

Enter your due date to calculate the likely date of conception and trace back your full pregnancy timeline with precision.

Conception WindowTimelineDue Date Based
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Next Period Calculator

Predict your next 3 periods and never be caught off guard. Based on your last period date and average cycle length.

Period Prediction3-Month ForecastCycle Based
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Pregnancy Weight Gain

Check if your weight gain is on track using your BMI and current pregnancy week — based on IOM and NHS guidelines.

BMI BasedIOM GuidelinesNHS Approved
Why Pregnancy Aura

Everything You Need, All in One Place

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Week-by-Week Development

All 40 weeks of guideline-based baby development, size, weight, maternal changes and what to expect — verified against ACOG, WHO, NHS & INTERGROWTH-21st.

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Complete USG Guide

When, why and what to expect at every ultrasound scan from 6 weeks to post-term — all 9 scans explained.

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6 Smart Calculators

Due date, ovulation, conception, period tracker, weight gain guide and reverse EDD calculator.

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Baby Name Generator

500+ beautiful names — classic, modern and nature-inspired. Filter by gender, style, country and letter.

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Nutrition Guide

Critical nutrients in pregnancy — what they do, how much you need, and the best food sources.

Pregnancy FAQs

Medically reviewed answers to the most common pregnancy questions — clear, accurate and easy to understand.

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Symptoms Week by Week

Every major pregnancy symptom explained — when it peaks, why it happens, what helps, and red flags to watch for.

Trimester Checklists

Interactive tick-off checklists for every trimester — everything to do, prepare and discuss at each stage.

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Baby Growth Chart

Week-by-week weight, length and fruit size comparisons — sourced from INTERGROWTH-21st fetal growth standards.

Reviews

Thousands of expectant parents trust Pregnancy Aura every day. Read their stories and share your own experience.

Pregnancy FAQs

Your Most Asked Questions

Medically reviewed answers to the most common pregnancy questions — clear, accurate and easy to understand.

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What Our Community Says

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