Unit Converter is an Android app developed by Smart Tools co. (12th floor, 126 Beomeocheon-ro, Suseong-gu, Daegu, Republic of KOREA). Others apps created by Smart Tools co. are: Smart Distance, Smart Measure, Metal Detector, Smart Protractor, Smart Ruler, Speed Gun.

Unit Converter first became available on 18 Nov 2013. It is estimated that Unit Converter has been downloaded between 10000000 and 50000000 times from the Play Store.