Mac App Store

Mac App Store is the simplest way to find and download apps for your Mac.

To download OptimUSB from the Mac App Store, you need a Mac with OS X 10.6.6 or later. Learn More.


By Diego Arraez

Open the Mac App Store to buy and download apps.


Clean up any drive from junk.

Main features:
-- Clean up any external drives from junk (such as .DS_Store, .Spotlight, .Trashes, Thumbs.db...)
-- Displays a progress indicator.
-- Eject automatically after clean.
-- Logs.
-- Save free space.
-- Works with any external drive.
-- Works with TimeCapsule / Airport Extreme drives.

What's New in Version 6.1

- Ready for OS X Yosemite.
- Solved 10% lock issue.
- Little changes in Icon.


Screenshot 1
Screenshot 2

Customer Reviews

The best 99¢ I’ve spent

This app has made transfering files from a Mac to a Windows computer via a FAT32 formatted drive as easy as from Mac to Mac. It works!!


waste of $1. FREEZES when scanning at 10%.

Drives won’t unmount on 10.10.2

After installing this, I cannot unmount drives or drive images.

View in Mac App Store
  • $0.99
  • Category: Utilities
  • Updated: Sep 02, 2014
  • Version: 6.1
  • Size: 1.3 MB
  • Language: English
  • Seller: Diego Arraez Martinez

Compatibility: OS X 10.6.6 or later, 64-bit processor

Customer Ratings

We have not received enough ratings to display an average for the current version of this application.
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