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Pregnancy Due Date CalculatorEstimate days to due date from current pregnancy week and day.Score 98pregnancyduedateDate Difference CalculatorCalculate day, week, month, and year differences from total day counts.Score 38datePeriod Date CalculatorEstimate upcoming period dates from your last period start date, cycle length, and period duration.Score 38dateDeadline CalculatorEstimate deadline offset from start day, duration, review buffer, and weekend/holiday adjustment.Score 34datedueAge CalculatorCalculate exact age in years, months, days, total days, and next birthday countdown.Score 24dateMenstrual Cycle CalculatorEstimate next period date, ovulation date, fertile window, and cycle timeline from the last period start date.Score 24dateDays to Weeks CalculatorConvert days into weeks and months.Score 22dateMinutes to Hours CalculatorConvert minutes into hours and days.Score 14dateDeadline Buffer CalculatorCalculate remaining buffer days before a deadline.Score 14dateTime Zone Offset CalculatorEstimate destination hour from current hour and time zone offset.Score 14dateMinimum Payment CalculatorEstimate a credit card minimum payment using a percentage of balance, interest, and minimum floor.Score 12dueBusiness Days CalculatorEstimate business days from calendar days and weekend days.Score 4dateWork Hours CalculatorCalculate work hours after breaks, overtime, and shift count.Score 4dateOvertime CalculatorCalculate overtime hours and pay from total hours, regular threshold, rate, and multiplier.Score 4dateContract Duration CalculatorCalculate contract duration from months, renewal terms, notice period, and extension days.Score 4dateNotice Period CalculatorEstimate notice-period end offset using calendar days, working-day adjustment, and handover buffer.Score 4dateRamadan Countdown CalculatorCalculate days remaining to a target Ramadan date from current day number.Score 4dateFertile Window CalculatorEstimate fertile window and approximate ovulation date from cycle timing.Score 4dateMortgage CalculatorEstimate monthly mortgage payments, total interest, principal, and payoff cost.Score 2BMI CalculatorCalculate body mass index using metric or imperial units and view the standard BMI category.Score 2