Selling ad banners has just got easier! Just enter two of the three fields of information, such as the total cost, CPM (cost per thousand impressions), and exposures (number of ads shown), and the calculator will solve the last field for you.

Bond Valuation

The purpose of this calculator is to provide calculations and details for bond valuation problems. It is assumed that all bonds pay interest semi-annually. Future versions of this calculator will allow for different interest frequency.

Car Lease

This calculator lets you calculate your estimated lease payments.

Loan calculator

Easily calculate the payments and interest amount on a loan based on the principal amount, annual interest and the number of payments with the free Loan calculator.

Miles per Gallon Calculator

This calculator allows you to compute the miles per gallon of your car via the miles travelled and the number of gallons used. Also, if you enter the cost per gallon and how many miles you drive a day, it will estimate your monthly and yearly gas expenses.

Money Counter

This calculator allows you to calculate the total amount of money you have, just enter the number of bills and coins.

Stock Calculator

Deciding when to buy and sell stocks is difficult enough - figuring the profit or loss from that trade should not have to be. Just enter the number of shares, your purchase price, your selling price, and the commission fees for the trade and this calculator instantly figures your resulting profit or loss after commission fees.

Stocks vs. Bonds

How much do I keep in stocks and bonds?

Use this calculator to see how much you may be eligible to borrow.

How much house can I afford?

This calculator allows you to calculate the amount you can afford to pay for a mortgage.

Mortgage Payment

The Mortgage Payment Calculator allows you to calculate monthly payments, average monthly interest, total interest, and total payment.

Rent versus Buy Calculator

This calculator allows you to compare renting versus buying by entering how much you want to spend a month and how much down you would put into your house.

Simple Mortgage Payment Calculator

This calculator allows you to calculate monthly payment, average monthly interest, total interest, and total payment of your mortgage.

This calculator allows you to calculate how long it will take until you reach your desired account balance.

IRA/401(k)/403(b) Retirement Calculation

Find out how much to put away tax deferred to get a certain amount of money in the future, and how much you could expect to draw out of that money. Just put in some numbers to see!

Savings Estimator

Enter how much you can afford to save each month, how long you can save this amount, and the interest rate you can get on your savings and this calculator will display your total savings.

This useful calculator will tell you the degrees, Nautical Miles, Statute Miles, and Kilometers between your originating and destination airports. It has a built-in database of over 150 of the most travelled airports!

Group Work Calculator

Ever had to work with another person to complete a task? This calculator will tell you how long it would take two people to complete the task if you know how long it would take each person to complete the task individually.

Room Size Calculator

This calculator allows you to find the approximate room size you will need depending on your room setup and arrangement.

Wind Chill Calculator

Wind Chill is a mysterious and often misunderstood phenomenon. This calculator describes what the wind chill factor really is and offers a form to calculate the wind chill factor when given the air temperature and wind speed.

This calculator allows you to figure armor penetration.

High Performance Bass Fishing Boat Speed Calculator

This calculator allows you to calculate a bass fishing boat's speed.

Horsepower Calculator

This calculator allows you to find out your vehicle's horsepower.

Miles per Hour Calculator

This calculator allows you to calculate miles per hour.

Find out your Western Sun Sign, and your Eastern or Chinese Sign.

Days until Christmas

Use this calculator to find out how many days are left until Christmas.

Love calculator

Are you in love and want to know if it could be a good match? Calculate your chances of a successful relationship based on your first names with the free Love calculator!

Love Compatibility Calculator

To find out what the chances for you and your dream partner are, just fill in your and his or her Info and click Calculate.

Phone Number Converter

Have you ever wondered if your phone number has a memorable text equivalent, like 555-HELP? Just type it in and this calculator will generate all possible combinations, just pick your favourite one and tell the world how to reach you.

This calculator allows you to calculate blood alcohol content (BAC) based on the quantity of beverages consumed, the alcohol percentage in each drink, the weight of the person, and the time spent consuming the drink.

Body Mass Index Calculator

This calculator allows you to calculate your Body Mass Index (BMI). Body Mass Index (BMI) is a person's weight in kilograms divided by the square of height in meters. Find out your BMI and what it means for your health.

Calories Calculator

This calculator allows you to figure out how many calories you have burned.

Pregnancy Calculator

This calculator allows you to calculate your due date, conception date, and fetal age.

Social Distancing Calculator

We stay home! To understand why, adjust the 'Social distancing factor' slider to see the effect and impact of social distancing.

Computers read and store the decimal numbers we see every day (1, 5, 10, 100, etc.) as binary numbers, a number of just 1s and 0s. All that you do is enter the decimal number and the calculator will output the binary equivalent! It is a binary converter!

Currency calculator

Currency calculator allows you to convert between currencies. Exchange between dollars, pounds, euro, yen, yuan, and many more.

Data Size Calculator

This calculator allows you to calculate data size in bits, nibbles, bytes, kilobytes, megabytes, gigabytes, and terabytes.

Temperature calculator

The temperature calculator allows you to convert temperature degrees between Celsius, Fahrenheit, Kelvin, Rankine, Delisle, Newton, Réaumur and Rømer. Enter a value in any field to see the other values.

Enter the adjacent and hypotenuse angle values and this calculator will solve the cosine angle for you.

Expression Solver

Just enter a math expression and this calculator will evaluate the expression for you.

Length Adding Calculator

The Length Adding calculator allows you to add feet and inches.

Percentage Calculator

The percentage calculator allows you to find out what the amount, the percentage, the percent amount, the percent increase or the percent decrease is, if you know any of the two.

Perches to Square Meters and Square Feet Calculator

Online Perches to Square Meters and Square Feet Calculator.

Prime Number Calculator

Enter a number and this calculator will instantly tell you if it is a prime number or not.

Pythagorean Theorem Calculator

One of the most useful formulas of geometry, the Pythagorean Theorem, can be applied to the numbers you enter in this simple calculator! Just enter A and B and the calculator solves for C.

Quadratic Equation Calculator

A calculator to figure the square root of the number you enter. Just enter the coefficients for the Ax^2 + Bx + C = 0 equation and the calculator will output the solutions (if they are not imaginary!). Neat!

Sine Calculator

Enter the opposite and hypotenuse angle values and this calculator will solve the sine angle for you. Neat!

Stem and Leaf Plot

This calculator allows you to create a special table where each data value is split into a stem (the first digit or digits) and a leaf (usually the last digit).

Tangent Calculator

This calculator will solve the tangent angle for you, just enter the opposite and adjacent angle values and press Calculate.

This calculator allows you to estimate how long it will take to download a file at any of a number of modem speeds. Try it out!

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