Calculators and Converters

Choose from a multitude of free financial calculators, imperial to metric converters, math calculators, health calculators and other useful tools for general use.

Whether you're looking to work out a loan repayment schedule, work out the compound interest on your savings or plan for retirement, the financial calculators are there to assist you. In addition, you can find a huge variety of different metric converters and a growing collection of math and health calculators. Please select a calculator or converter from the top menu or the selection below:

Beers being drunk at a party

How Many Beers Are In a Keg?

The chances are you've arrived at this page trying to do some research for an upcoming party, wedding or other event that's going to involve a lot of people. In which case, you're likely to be wondering how many kegs you need to order to satisfy your crowd of beer-thirsty compadres...

Woman measuring waist

How To Measure Your Waist

Whether you're ordering clothes online, monitoring your weight, or designing a bespoke bucket chair for your space-shuttle to the moon (look, the world is on fire; it's OK to have a plan B), you need to be able to measure your body accurately. Here's how to get the digits for your waist...

Illustration of lady measuring hips

How To Measure Your Hips

In a previous article we covered how to measure your waist and discussed how useful it is to know your waist size. Similarly, hip measurements can be really useful for fitting clothes, monitoring weight changes and assessing WHR (waist-to-hip ratio). So, let's take a look at the process for meas...

Man stacking coins demonstrating compounding

Compound interest formula - explained

An in-depth look at the compound interest formula as we break down how to calculate compound interest. The concept of compound interest is that interest is added back to the principal sum so that interest is earned on that added interest during the next compounding period.

For more articles related to finance and measurements, please visit the featured articles section.

Your Comments and Suggestions

I love hearing your feedback. So, please feel free to suggest any extra units and measures for the imperial and metric conversions.

If there are any other finance calculators or converters that you feel would be a useful addition to this website, or any ideas for extra features, then please suggest those also. You can contact me here.