What's New

It corresponds to iOS11 and 5inch display higher.
A leader board is managed by on-line Thurber. And that can also indicate today's rank.
A result of the game can be posted in some SNS.

App Description

When a game starts, 2 numbers are indicated.
Please judge which number is big, or judge equal. And push the button GT or LT or EQ.
You have 30 seconds for play.
However, When 2 numerical totals are 13, You have to push the button XIII.
If you get 13, you catch bonus & more time.
Time won't be more than at most 30 seconds.

iPhone Screenshots

(click to enlarge)

Thirteen-13 screenshot 1 Thirteen-13 screenshot 2 Thirteen-13 screenshot 3

App Changes

  • June 16, 2011 New version 1.2
  • December 06, 2010 New version 1.1
  • June 16, 2010 Price decrease: $0.99 -> FREE!
  • June 24, 2011 New version 1.2.1
  • June 15, 2019 New version 1.4