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Zweifish is a tiny file encryption application using 256-bit Twofish encryption in CBC mode. Twofish is one of a few ciphers included in the OpenPGP standard.

What's New

Version 1.2:
  • Addresses renaming issues. When adding files to its list, Zweifish now immediately checks if it can rename those files. If everything seems OK the file names are displayed in black. If entitlements are missing the files are shown in red.


  • OS X 10.7 or later
  • 64-bit processor

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3 2


Current Version (1.x)


Downloads 327
Version Downloads 140
License Commercial
Date 27 May 2012
Platform Intel 64 / OS X
Price $4.99
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