06/04/2020

Fix regression bug

05/30/2020

Lock ruler

08/29/2019

Fix NPE

08/23/2019

Enhancement

08/17/2019

Fix Android 9.0

06/28/2019

Support Android 9.0

02/01/2018

Support Android 8.1

02/17/2017

Enhancement

09/29/2016

Save status

09/24/2016

German, thanks Vartan.

03/23/2016

New UI

11/15/2015

More languages

03/28/2015

New icon

03/15/2015

UI improvement, for Pi day π

03/06/2015

UI bug fix