It is a separate product you need to license from Adobe. Go to Download Livecycle designer tool | Adobe LiveCycle Enterprise Suite 4 for more information and purchase.          - Dov

Moved question to LiveCycle Designer forum. Product is not part of Acrobat

Why do you believe that you will have problems with other font types?All Adobe applications do support not only OpenType fonts (both CFF and TrueType flavors), but also Windows TrueType and Windows Type 1 fonts. (The reason why Windows-based Adobe applications cannot support the Mac versions of same...