Ape Index Calculator

The Ape Index

"Ape index, or ape factor, is a measure of the ratio of an individual's arm span relative to their height. A typical ratio is 1, as identified by the Roman writer, architect and engineer Vitruvius prior to 15 BC." Ape Index, Wikipedia

There are two versions of the Ape Index:

In sports like rock climbing, swimming or boxing some people believe that a positive Ape Index, (a value greater than 1), where the arm span is greater than the height, is a competitive advantage. Others doubt it.

Your Ape Index


in centimeters   in inches


So what?

Now you know your monkeyness level, but is it good or bad? It depends, every Ape Index has its own advantages:

So whatever it is, be proud of your Ape Index!

Compare your Ape Index

If you're more the competition type of monkey (or T-Rex, or naked model) these numbers may interest you:

The End

That's all. Now move on, get some bananas or improve your drunken monkey style!