Hello There!
I know that I am posting this more than a month but this the best app I have made. Know you age in every format!
http://ai2.appinventor.mit.edu/#5937971704758272
[mod edit] Link updated
http://ai2.appinventor.mit.edu/?galleryId=4617913372114944
Please note that the result won't update automatically. You will have to press the calculate again to update the age.
TIMAI2
3
Your link is of no use to anyone, upload your app to the Gallery or Google Drive and provide the sharing link
TIMAI2
Unlisted
5
Link no longer takes one to an age calculator aia in the gallery