耳年齢チェッカー　あなたの耳は大丈夫？

"Ear Age Checker" is an application that can measure the age of ear casually.

Although there are individual differences, over the years into the ear can hear frequencies is heard.
Generally high frequency sound to young people at all ages do not hear high sounds.

There are examples across the country set up security measures with a sound heard only in youth mischief.

When you start to set a simple profile, "Ear Age Check" tap.
Just answer what we hear and play a sound to measure the age of your ears.

* Twitter
http://twitter.com/earagechecker