You could have downloaded Fontabulator 2.0 for Mac from our application library for free. The actual developer of this Mac application is FIDIM Interactive, LLC. This program's bundle is identified as com.fidim.fontabulator. Fontabulator for Mac is included in System Tools. The most popular version among the program users is 2.0.
From the developer:
Fontabulator utility lets you preview all your fonts at breakneck speeds.
Main features:
- Redesigned interface.
- Arrow key navigation through your fonts.
- A preview keyboard to show you all the characters in a font.
- Set foreground and background colors.
- Hidden selections for accurate previews.
You may want to check out more Mac applications, such as ASCII:edit, TeXor Console or Fontographer, which might be similar to Fontabulator.