EDD Calculator (Side Panel)

How to install Open in Chrome Web Store

CRX ID

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Description from extension meta

Estimate pregnancy due date (EDD) from last menstrual period (LMP) with simple, supportive info.

Image from store

Description from store

Detailed Description

EDD Calculator helps you quickly estimate your expected date of delivery (EDD) using the first day of your last menstrual period (LMP).

Designed to be simple, calm, and supportive, the extension runs in Chrome’s side panel, so it’s always available while you browse.

What this extension does

Calculates your estimated due date (EDD)

Shows current gestational age (weeks + days)

Identifies the current trimester

Displays short, easy-to-understand pregnancy health reminders

Why it’s useful

Minimal input — just one date

No accounts, no tracking, no data sharing

Clean, female-friendly design

Works quietly in the side panel without pop-ups

Important note

This tool provides an estimate only. Pregnancy dates may be adjusted by healthcare professionals based on ultrasound and clinical assessment.
It does not replace medical advice or antenatal care.

Key Features

🍼 Due date calculation using standard medical method

📅 Gestational age & trimester at a glance

🌸 Gentle health education messages

🎀 Soft pink, pregnancy-friendly design

🔒 Privacy-first: no data leaves your browser

How to Use

Open the extension side panel

Enter the first day of your last menstrual period

(Optional) Adjust cycle length if known

View your estimated due date instantly

Permissions Justification

Side Panel: to display the calculator alongside your browser

Storage: to remember your last entered date (optional convenience)

No browsing data is collected or transmitted.

Extension Actions