Mathematics & Stats

Percentage Calculator

Calculate percentage of a number, percentage change (increase/decrease), and what percentage X is of Y.

Finance Calculators

Sales Tax & VAT (НДС) Calculator

Calculate sales tax, VAT, net price before tax, or extract embedded tax from the gross total amount.

Finance Calculators

Salary to Hourly Wage Converter

Convert annual or monthly salary into hourly rate, daily pay, weekly earnings, and net take-home pay after standard tax.

Finance Calculators

Inflation & Purchasing Power Calculator

Calculate the erosion of purchasing power and future equivalent value of money over time given an average inflation rate.

Finance Calculators

Return on Investment (ROI) Calculator

Calculate the percentage return on investment, net profit, and annualized ROI based on invested capital and final returns.

Finance Calculators

Auto Loan & Car Financing Calculator

Compute monthly car payments, total loan costs, and trade-in value deductions for vehicle purchases.

Finance Calculators

Simple Interest Calculator

Calculate accrued simple interest, total repayment, or end balance using the classic I = P * r * t formula.

Finance Calculators

Compound Interest Calculator

Forecast savings growth with compound interest and regular monthly contributions over time.

Finance Calculators

Personal & Consumer Loan Calculator

Calculate monthly annuity payments, interest breakdown, and overall repayment cost for personal, consumer, or business loans.

Finance Calculators

Mortgage Payment Calculator

Calculate monthly mortgage payments, total interest, and complete loan amortization based on home price, down payment, and interest rate.