.OH

.OH file extension

This is the basic program to work with .OH extension

Voca

Voca Overhoor Word List

Voca, previously known as Vocatude, is a free vocabulary trainer for Windows and Linux. You will learn foreign language vocabulary faster and perhaps you will even find it fun! Voca can be used for any language, or even other things you want to memorise. You only need a word list, which you can create yourself or download from this website... (more)

The program works with the following extensions: oh, oh4, ohw, t2k and wdl