2009 Best Productivity Enhancer Winner
Dropbox
by Dropbox
Dropbox is an amazing service on the desktop. It's your cloud-based, shareable virtual file system. The iPhone version takes those cloud files and lets you control them, right from your iPhone. If you're a Dropbox user, you need this app. If you're not a Dropbox user, you should be.
Developer: Dropbox
Original Release Date: 2009-09-29
Category: Productivity
Not currently available in the iTunes app store.
2009 Best Productivity Enhancer Second Place
2Do: Tasks Done in Style by Guided Ways Technologies Ltd
Original Release Date: 2009-10-15
Category: Productivity
Not currently available in the iTunes app store.
2009 Best Productivity Enhancer Third Place
Documents To Go® - Office Suite by DataViz, Inc.
Original Release Date: 2009-05-25
Category: Productivity
Not currently available in the iTunes app store.
2009 Best Productivity Enhancer Honorable Mentions

PDF Reader Pro Edition
Developer: iTECH DEVELOPMENT SYSTEMS INC.
Original Release Date: 2009-07-20
Category: Business
Not currently available in the iTunes app store.

Evernote
Developer: Evernote
Original Release Date: 2008-07-11
Category: Productivity
Not currently available in the iTunes app store.

OmniFocus for iPhone
Developer: The Omni Group
Original Release Date: 2008-07-11
Category: Productivity
Not currently available in the iTunes app store.

TapMeDo (free to-do with Push)
Developer: Massimo Panonzini
Original Release Date: 2009-05-03
Category: Productivity
Not currently available in the iTunes app store.

iStudiez Pro
Developer: Andriy Kachalo & Michael Balashoff
Original Release Date: 2009-04-15
Category: Education
Not currently available in the iTunes app store.

Todo
Developer: Appigo
Original Release Date: 2008-07-11
Category: Productivity
Not currently available in the iTunes app store.

Instapaper
Developer: Marco Arment
Original Release Date: 2008-08-21
Category: News
Not currently available in the iTunes app store.