Calculates A1C blood glucose.

Calculates a loan that starts with a deferred repayment.

Calculates the distance between two points on the earth

Calculates the closest distance at which a lens can be focused while keeping objects at infinity acceptably sharp.

Estimates the amount of gravel or stone required to cover a certain area.

Convert between nine common national currencies and 20 cryptocurrencies.

Convert between various fuel standards.

Calculates daily calorie needs based on the Mifflin – St. Jeor formula.

Calculates the day of next refill for prescriptions and other medications.

Calculate the future value of regular withdrawals. This calculation is important for retirees living on a fixed income.

Helps calculate monthly savings required to amass a certain income, whether for a future date or retirement.

Estimates the return of an investment given sell and buy values and dividends. Calculates both a total and annual return.

Performs fixed-rate mortgage payment calculations, PITI/Escrow, and amortizations. Includes both conventional and Canadian mortgages.

Calculates a pitchers earned run average (ERA).

Calculates basic kinematic equations.

Find an angle given left, right and rake (hypotenuse) sides of a triangle.

Returns the saw settings to cut a miter from the wall angle.

Calculates the distance of the focal points from the edge towards the center or from the center towards the edge along the major axis to the Focal Points.

Find the Chord when any two of the three Radius, Angle or Arc Length are known.

Calculates the number of risers and treads.