Conversions In Hand - Version 2.01 Conversions In Hand™ lets you make your unit conversions easily and effectively.CIH includes over 200 different conversion types, including currencies. CIH also includes a built-in calculator so you can actually make use of your conversions as you need to. Because currency conversions go out of date quickly, you can update CIH's currency conversion settings from the Internet, by easily downloading an updated conversion file from the Burr Oak Software web site.