Pregnancy Due Date Calculator
Estimate your baby’s due date from your last period, plus how many weeks pregnant you are and your trimester. Free and private.
✓ 100% free ✓ No sign up ✓ Runs in your browser — nothing uploaded
Estimated due date
Thursday, June 10, 2027
Currently 8 weeks, 4 days (1st trimester)
Days to go 220
Conception (approx.) Thursday, September 17, 2026
How to use Pregnancy Due Date Calculator
- 1Enter your numbers or dates.
- 2Results update instantly as you type.
- 3Copy the main result with one click.
Questions
Is Pregnancy Due Date Calculator free?
Yes. Pregnancy Due Date Calculator is 100% free with no limits, no watermark, no sign up and no email required.
Is my data sent anywhere?
No. Everything is calculated locally in your browser. Nothing you type is sent to or stored on any server.
Does Pregnancy Due Date Calculator work on my phone?
Yes. Pregnancy Due Date Calculator works in any modern browser on iPhone, Android, Windows, Mac, Linux and Chromebook. No app or install needed.
Do I need to create an account?
Never. There is no sign up, no login, no email and no paywall. Just open the page and use it.
How accurate is it?
Calculations use standard formulas with full floating-point precision. For medical, legal or financial decisions, please confirm with a professional.