Calculators

Calculate percentage increases, decreases, or absolute portion sizes. Formats: "20% of 150" or "value1, value2".

Calculate monthly payments based on principal, rate, and term.

Track investment growth over time with monthly contributions.

Calculate price after discount. Format: Original Price, Discount %

Calculate profit margin. Format: Cost, Revenue

Calculate total hours worked and gross pay for a shift.

Estimate how many years it will take to double your investment.

Calculate the Compound Annual Growth Rate of an investment.

Calculate tip and total. Format: Bill Amount, Tip %

Calculate total with tax. Format: Price, Tax %

Estimate trip fuel expenses based on distance and efficiency.

Add or subtract days, weeks, months, or years from a date.

Cross-multiply to solve for a missing proportion value.

Evaluate basic and complex mathematical expressions securely.

Calculate the loss of purchasing power over time.

Estimate monthly payments and total interest for a car loan.

Calculate percentage increase or decrease. Format: old,new

Calculate percentage difference between two numbers. Format: a,b

Convert fractions to decimals. Format: a/b

Calculate exact age from birthdate. Format: YYYY-MM-DD

Days between two dates. Format: YYYY-MM-DD, YYYY-MM-DD

Convert Unix timestamp to human-readable date.

Calculate Body Mass Index. Format: weight(kg), height(cm) OR weight(lb), height(in)

Calculate Cost Per Mille. Format: Total Cost, Total Impressions

Calculate Click-Through Rate. Format: Clicks, Impressions

Estimate time remaining for a task based on current progress and elapsed time. Enter items done, total items, and minutes elapsed.