* Online-Utility.org
Sharp tools. Simple use.

 

Online Math Tools

Math Calculator (Octave) - A powerful calculator that handles polynomials, matrices, integrals, derivatives, differential equations, and much more — powered by Octave.
Calculator Tutorial - New to the math calculator? This tutorial shows you how to enter operators, variables, matrices, arrays, and functions step by step.
     

Financial Calculators

Prime Factorization Calculator - Break any whole number down into its prime factors instantly.
Compound Interest Calculator - See how your savings or investments grow over time when interest is reinvested. Adjust rate, frequency, and term.
Lease Calculator - Work out monthly payments and total cost for a car lease or any other type of financial lease.
Loan Calculator - Calculate monthly repayments and total interest for a mortgage, car loan, or any other amortizing loan.
Present Value of Future Money - Find out what a future sum of money is worth in today's terms, accounting for inflation or a discount rate.
Retirement Planning Calculator - Estimate how much you need to save each month to reach your retirement goal.