I downloaded Spotify without realizing that you needed an invite to be a member. If anyone wants to send me one, feel free.
WAZE - alerts you of nearby police and gives you voiced turn-by-turn navigation directions
FBHW - Free Beer & Hot Wings Morning Show
Medscape + WebMD - absolutely needed for my hypochondria
MJD - puzzle with blocks
QRANK - daily trivia game
Glow Puzzle - highly addictive
AIM - is not really used for AIM chat but Facebook Chat
Instagram - in love with this app... love, love, love!
IntoNow - crazy app that listens (like Shazam) and logs what you are currently watching on TV
Photosynth - this app makes amazing panoramic pictures w/ its 360 tool
PhotoWizard - best photo editor I've found
GasBuddy - lets you know which nearby gas stations have the cheapest gas
What apps do you use?