Mac users interested in Encoding master by elfdata generally download:
A small utility for dealing with the numerous text encodings there are in the modern computing world.
If you are in a mess with text encodings, Encoding Master could help! It can convert text in Shift-JIS to UTF-16-LE, or MacArabic to WinArabic, or WinHebrew to UTF-8, or anything to anything else! (at least where it concerns text encodings).