UltraCompressor II

File Format
Name	UltraCompressor II
Ontology	Electronic File Formats Archiving UltraCompressor II
Extension(s)	.uc, .uc0, .uc2, .ucn, .ur2, .ue2
Released	1994

UltraCompressor II is a 1990s-era compression and archiving program for the PC platform (DOS, Windows, OS/2, DesqView) which claimed to be both faster and more compact than other compression systems. It had special support for OS/2 extended attributes. It was a commercial program released as a "try-before-you-buy" download. It was developed by Ad Infinitum Programs (AIP-NL).

Software

Note that a designation like "UltraCompressor II revision 3" is roughly the same as "UltraCompressor version 2.3".

• UltraCompressor II for DOS
  • UC2 original release (1994-01-01?) (another source)
  • UC2 Revision 2 (1994-07-01?)
  • UC2 Revision 3 (1995-06-01?)
  • UC2 Revision 3 Pro
  • UC2 Revision 3.05-beta (1995?)
  • UltraCompressor version 2.37-beta (1996?)

References

• UltraCompressor II info
• An author's website which includes a link to the source code.
• Archived copy of AIPNL website