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Estimate monthly mortgage payments and interest.

Calculate fixed monthly payments for a standard loan.

See car loan payments, totals, and financing cost.

Compare payoff timelines and extra-payment impact.

Check whether refinancing could save money.

Estimate payoff time, interest, and monthly payment.

Plan how to eliminate balances faster.

Project payments and total borrowing cost.

Solve for loan payment amount from basic inputs.

Visualize long-term growth from compounding.

Model future value with deposits and returns.

Estimate retirement savings and monthly income.

See how contributions and matches can grow.

Track growth of recurring savings contributions.

Estimate taxes and after-tax income.

Detailed payment schedule with principal and interest.

Body mass index with ranges, chart, and healthy-weight context.

Estimate daily calorie needs based on goals.

Basal metabolic rate estimate from body metrics.

Total daily energy expenditure with activity levels.

Estimate body fat percentage using body measurements.

Split calories into protein, carbs, and fat targets.

Recommended daily protein intake guidance.

Estimate burn from common physical activities.

Compare ideal-weight formulas for your height.

Target heart-rate zones for training.

Count the time between two dates.

Add, subtract, multiply, and divide fractions.

Advanced functions for powers, logs, and trig.

Find percentages, totals, and percent change.

Fast arithmetic for everyday use.

Compute the arithmetic mean from a list of values.

Measure spread with formulas and visual support.

Simple probability from favorable vs total outcomes.

Mean, median, mode, variance, range, and more.

The most-used summary stats in one place.

Solve ax² + bx + c = 0 with steps.

Calculate line slope from two points.

Find a missing triangle side instantly.

Distance between points in coordinate space.

Raise numbers to powers and view results.

Calculate logs for common and custom bases.

Age in years, months, and days.

Add or subtract time values quickly.

Track worked hours and subtract breaks.

Unit conversions across common categories.

Split bills and tips with ease.

Create stronger random passwords.

Convert times between time zones.

Trip fuel use and estimated cost.

Mileage efficiency in multiple units.

Area estimate for rooms and surfaces.

Count days between dates.

Measure elapsed time precisely.

Compute grade point average from courses.

See average score and current grade standing.