Calculators and Converters

The Calculator Site features a variety of free financial calculators, imperial to metric converters and other useful calculation tools for general use.

Whether you're looking for a personal loan repayment schedule, wish to work out the compound interest on your savings or want to plan for retirement, the financial calculators will quickly help provide you with answers to your calculations. Our metric converters will provide you with answers to conversions for many different areas and types. Please select a calculator from one of the following:

Man stacking coins demonstrating compounding - photo
Compound interest formula - explained
Category: finance

A common email I receive in my daily Inbox is one enquiring about the formula for compound interest, so I thought we'd answer that question today. 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... read more

A 401(k) pension plan form - photo
What is a 401(k)? The ultimate guide for beginners
Category: finance

The 401(k) has been around for quite a while now, but do you know the history behind it? If your answer is "no" then fear not, for today we’re going to look at some of the facts and figures surrounding this pension scheme (including the fact that inventor thinks it’s not fit for purpose)... read more

A billion in used dollars - photo
How big is a billion?
Category: finance

There’s a phrase about government spending that’s become a classic. "A billion here, a billion there, and pretty soon you’re talking real money…" This witticism is often (probably wrongly) attributed to long serving US Republican Senator Everett Dirksen (1896-1969)... read more

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

Comments and Suggestions?

Please feel free to suggest any extra units and measures for the imperial and metric conversions. Although all suggestions will be considered, I do not guarantee that all suggested units and measures will be added.

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

If you like my website, please support it by linking to it and telling your friends.