This app tests the following myths: The first is if you put a penny in a jar for every time you have sex before marriage, and take one out every time you have sex after marriage, you will never empty the jar. The second is similar. If you put a penny in a jar for every time you have sex in the the first year of marriage, and take one out every time you have sex thereafter, you will never empty the jar.Put this myth to the test with Sex Jar. Tap on the jar every time you have sex. Every time you tap the jar, a new sex fact appears. Will you be able to empty the jar?