NetShred is the easiest way to erase internet tracks and email on your Mac. NetShred X is the internet privacy software for OS X that's easy, fast and cleaner.

Easy:
It runs automatically. No privacy software is going to work if you don't use it, so NetShred X was designed to be easy to use - just quit from your browser or email program and NetShred X will erase your internet tracks automatically.

Fast:
You don't have to wait for it. Just run NetShred and it will erase your existing cache. And unlike using your browser to clean your cache or clear your history, you can use the internet right away, without having to wait for NetShred to finish.

Cleaner:
It will erase (not just delete) browser cache, history, download cache, quicktime cache, favicons, top sites, java cache, flash cache, html5 cache, email cache, email, junk and spam so the data can't be recovered.

Features:

• Easy because it can be run automatically when you quit from your browser or email program
• Fast because it runs in the background, so you don’t have to wait for your cache to clear before you can use your web browser again
• Cleaner because it will ERASE browser cache, history, download cache, quicktime cache, favicons, top sites, java cache, flash cache, html5 cache, email cache, email, junk and spam (not just delete them)
• Works almost all most browsers, email programs
• "Confirm before shred" option
• Supports Netscape, Firefox profiles
• Overwrite Options - A configurable overwrite pattern and number of overwrites.
• Compliant with Department of Defense (DoD) and NSA electronic document shredding standards (optional)
• Can be run automatically or manually

Requirements:
OS X 10.3+
Universal Binary