Math

VAT Calculator

Calculate VAT amount and price including or excluding VAT for any rate.

Physics

Kinetic Energy Calculator

Calculate the kinetic energy of a moving object using its mass and velocity. Instant physi

Finance

Profit Margin Calculator

Calculate gross profit margin, net profit margin, markup percentage, and selling price fro

Physics

Wavelength Frequency Calculator

Calculate wavelength, frequency, or wave speed for any electromagnetic or sound wave.

Math

Net Worth Calculator

Calculate your personal net worth by entering your assets and liabilities for a complete f

Math

Rental Yield Calculator

Calculate gross and net rental yield on a property investment based on rent, price, and ex

Finance

ROI Calculator

Calculate Return on Investment (ROI) percentage and net profit from your investment data.

Math

NPV Calculator

Calculate Net Present Value (NPV) of an investment by entering initial cost and yearly cas

Math

Payroll Tax Calculator

Calculate gross pay, tax deductions, and net take-home pay for employees with adjustable t

Math

Cash Flow Calculator

Calculate monthly net cash flow, operating cash flow, and free cash flow for a business or

Math

Profit and Loss Statement Calculator

Generate a simple profit and loss statement by entering revenue and expense line items.

Everyday

IP Subnet Calculator

Calculate network address, broadcast address, host range, and number of hosts for any IPv4