Due Date / Pregnancy Calculator (2026)Due Date / Pregnancy Calculator (2026)
Estimate due date and pregnancy week from last menstrual period.Tantiyahin ang due date at pregnancy week mula sa last menstrual period.
Due dateDue dateUse this to estimate an expected due date from the first day of the last menstrual period.Para tantiyahin ang expected due date mula sa first day ng last menstrual period.
Last menstrual period date plus 280 days.Last menstrual period date plus 280 days.
Ultrasound dating, cycle length, fertility treatment, and clinical history can change the due date.Puwedeng magbago dahil sa ultrasound dating, cycle length, fertility treatment, at clinical history.
2026 Rate Reference2026 Rate Reference
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BMI, BMR/TDEE, and due-date formulas: BMI = kg/m²; Mifflin-St Jeor BMR; due date = LMP + 280 days
Source: General health formulas, not individualized medical advice · As of 2026-06-09 · Verified: needs review
Not medical advice: This calculator gives a general estimate using a standard formula — it is not a diagnosis and does not replace your doctor. For health, weight, nutrition, or pregnancy decisions, consult a licensed physician or qualified health professional.
Hindi ito medical advice: Pangkalahatang tantiya lang ito gamit ang standard formula — hindi ito diagnosis at hindi kapalit ng doktor. Para sa kalusugan, timbang, nutrisyon, o pagbubuntis, kumonsulta sa lisensyadong doktor o qualified health professional.