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Calctive
15+ Professional Tools

Calculate
Everything

Professional calculators for finance, health, mathematics, and more.Fast. Accurate. Free.

15+
Calculators
100%
Free Forever
∞
Calculations
🏠
financial

Mortgage Calculator

Calculate monthly mortgage payments, total interest, and amortization schedule for your home loan.

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💰
financial

Loan Calculator

Determine monthly payments and total cost for personal loans, auto loans, and other financing.

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📈
financial

Compound Interest Calculator

Calculate investment growth with compound interest over time including regular contributions.

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🏖️
financial

Retirement Calculator

Plan your retirement savings and estimate how much you need to retire comfortably.

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⚖️
health

BMI Calculator

Calculate your Body Mass Index and determine if you are in a healthy weight range.

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🍎
health

Calorie Calculator

Estimate daily calorie needs based on your age, gender, weight, height, and activity level.

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💪
health

Body Fat Calculator

Estimate your body fat percentage using various measurement methods.

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📊
math

Percentage Calculator

Calculate percentages, percentage change, and solve percentage problems easily.

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🔢
math

Fraction Calculator

Add, subtract, multiply, and divide fractions with step-by-step solutions.

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🎓
math

GPA Calculator

Calculate your Grade Point Average for high school or college courses.

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📏
conversion

Unit Converter

Convert between different units of length, weight, volume, temperature, and more.

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💱
conversion

Currency Converter

Convert between different world currencies with up-to-date exchange rates.

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🎂
date time

Age Calculator

Calculate your exact age in years, months, weeks, days, hours, and seconds.

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📅
date time

Date Calculator

Calculate the difference between two dates or add/subtract days from a date.

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⏰
date time

Time Calculator

Add or subtract time, calculate duration between times, and convert time formats.

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Why Choose Us?

⚡

Lightning Fast

Instant calculations with no delays. Built for speed and efficiency.

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Precision

Industry-standard formulas ensure accurate results every time.

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Private

All calculations happen in your browser. Zero data collection.