Pregnancy Due Date Calculator - LMP, Conception, or Ultrasound

Estimate your due date from LMP, conception date, or ultrasound scan (Naegele's rule)

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Estimated due date
Sat Jun 12 2027
Current gestation: 0 weeks 0 days
Based on Naegele's rule (280 days from LMP). This is an estimate - only ~5% of babies are born on their exact due date. This tool is not medical advice; consult your healthcare provider for a clinical estimate.
Hanya estimasi. Hasil dihitung dari rumus umum berdasarkan input yang kamu masukkan, dan hanya untuk tujuan informasi. Bukan nasihat finansial, pajak, hukum, medis, atau profesional, dan tidak memperhitungkan situasi pribadi kamu, yurisdiksi, pajak, biaya, atau kondisi kesehatan. Selalu verifikasi angka penting dengan profesional yang berkualifikasi. Dengan memakai tool ini kamu setuju dengan Syarat & Disclaimer.

Cara pakai

  1. 1
    Pick a method

    LMP (last menstrual period), conception date, or ultrasound scan.

  2. 2
    Enter the date

    For LMP, add your average cycle length if not 28 days. For ultrasound, add the reported weeks + days.

  3. 3
    Read your due date

    See the estimated due date and your current gestational age in weeks + days.

Tentang Pregnancy Due Date Calculator - LMP, Conception, or Ultrasound

Free pregnancy due date calculator using Naegele's rule (280 days from LMP). Choose from three input methods - last menstrual period (with cycle length adjustment), known conception date, or an ultrasound scan with the reported gestational age. Also shows your current gestation in weeks and days. Runs entirely in your browser. Pregnancy Due Date Calculator - LMP, Conception, or Ultrasound di 712 Tools jalan sepenuhnya di browser kamu pakai JavaScript API native - tidak ada server yang pernah melihat data kamu. Artinya hasil instan, privasi penuh, dan tanpa batas upload.

Buat sesi debug, quick sanity check, atau incident produksi - tool ini gratis dipakai sebanyak yang kamu butuh. Tanpa watermark, tanpa signup, dan tanpa ads di dalam tool.

Pertanyaan yang sering ditanyakan

How accurate is a due date estimate?

Only about 5% of babies are born on their exact due date. Most arrive within two weeks either side.

Which method is most accurate?

An early ultrasound (before 13 weeks) is usually the most accurate. LMP is close if your cycles are regular.

Is this medical advice?

No - this is informational only. Consult your healthcare provider for a clinical estimate and prenatal care.

Is my data uploaded?

No. All calculations run entirely in your browser.

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