100% Free Pro Pregnancy Calculator

Discover your due date, track pregnancy milestones, and follow your baby's growth journey - all with our accurate, easy-to-use calculator!

Advanced Settings

Key Features

👶 Accurate Due Date

Calculate your estimated delivery date using medical-standard formulas.

📅 Pregnancy Timeline

Track important milestones and trimesters throughout your pregnancy.

🔄 Multiple Methods

Choose between last period, conception date, or ultrasound dating.

📱 Mobile Friendly

Works perfectly on all devices - smartphones, tablets, and computers.

🔒 Private & Secure

All calculations happen on your device - we don't store your data.

💯 100% Free

No hidden fees, no registration required - just accurate results!

Frequently Asked Questions

How accurate is this pregnancy calculator?
Our calculator uses medical-standard formulas (like Naegele's Rule) to estimate your due date. While it's highly accurate for women with regular cycles, we recommend confirming with your healthcare provider. FastToolsWow.com provides this tool for informational purposes only.
Can I use this if I know my conception date?
Absolutely! Just select "Based on Conception Date" in Advanced Settings. Our tool at FastToolsWow.com adapts to give you the most accurate pregnancy timeline possible.
Is my personal information safe?
Yes! Unlike many pregnancy apps, our calculator works entirely in your browser. FastToolsWow.com doesn't collect or store any of your personal health information.
How does the trimester tracking work?
Our tool automatically calculates which trimester you're in and shows your progress visually. You'll find this and many other helpful features in FastToolsWow.com's pregnancy calculator.
Can I save my pregnancy results?
Yes! Enable "Save My Results" in settings to store your data locally, or use the Export button to download your complete pregnancy timeline as a file.