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Financial Calculators
Mortgage, loans, investments, taxes & more
Mortgage Calculator
Monthly payments & total costs
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Loan Calculator
Payment schedules & interest
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Investment Calculator
Returns & compound growth
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Retirement Calculator
Savings & future value
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Sales Tax Calculator
GST/VAT & tax calculation
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Inflation Calculator
Purchasing power over time
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Auto Loan Calculator
Car payment & interest
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Amortization Calculator
Full amortization schedule
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Health & Fitness Calculators
BMI, calories, body fat, sleep & more
BMI Calculator
Body Mass Index & weight status
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Calorie Calculator
Daily calorie needs & macros
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BMR Calculator
Basal Metabolic Rate
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Sleep Calculator
Optimal sleep cycles
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Body Fat Calculator
Estimate body fat percentage
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Pace Calculator
Running speed & race times
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Ideal Weight Calculator
Healthy weight ranges
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Pregnancy Calculator
Due date & milestones
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Math Calculators
Scientific, statistics, sequences & more
Scientific Calculator
Full trig, log, memory
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Percentage Calculator
6 percentage scenarios
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Statistics Calculator
Mean, median, mode, SD
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Quadratic Formula
Solve ax²+bx+c=0
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Log Calculator
log₁₀, ln, custom base
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Fraction Calculator
Add, subtract, simplify
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GPA Calculator
Semester & cumulative GPA
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Grade Calculator
Weighted grades & finals needed
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Other Calculators
Age, duration, work hours & more
Age Calculator
Exact age, zodiac & milestones
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Date Calculator
Difference between dates
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Time Calculator
Add & subtract time
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Hours Calculator
Work hours & payroll
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Time Duration Calculator
Duration between two times
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Roman Numeral Converter
Arabic ↔ Roman conversion
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Sleep Calculator
Optimal sleep cycles
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Electricity Calculator
kWh, appliances & monthly bill
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Civil Engineering Calculators
Construction, concrete, soil tests & more
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