The Apps Updated for iOS 4

Apple's iOS 4 has arrived, bringing multitasking and more to iPhones and iPod Touches everywhere (iTunes willing). Here are the apps that already take advantage of the new OS, and some that should be hitting the App Store soon.



In the App Store NOW:
Dropbox - Sync your Dropbox files in the background.
Evernote - Download and upload notes in the background, and continue recording voice notes while you're messing around in other apps.
Zagat
LinkedIN
How To Cook Everything
Trapster - Background locations
Bejeweled 2
DocsAnywhere
Motion X GPS - Record tracks in the background; hear background voice coaching.
TuneIn Radio
OffMaps
WeightBot
Wordpress - Fast app switching, Retina Display optimized
TomTom - Background navigation directions
DiveLog
textPlus
Plants vs Zombies - Fast app switching
Radio Box
NYTimes
Last.FM
Tripit
ESPN ScoreCenter
Colloquy - Multitask ready and optimized for the Retina Display.
FlightTrack Pro - In-app SMS flight sharing
Pandora - Play your Pandora music, WHILE DOING OTHER STUFF! Essential.
Pastebot
ooTunes Radio
RunKeeper
Promodoro
Tap Tap Revenge 3
Twitter for iPhone
Rooms for IRC
Ustream Viewing Application
TomTom US & Canada

Hitting the App Store with iOS4 updates soon:
Navigon - Navigon will keep shouting directions at you while you're working in other apps.
Skype - Will soon let you multitask while talking to grandma.
MyPhoneDesktop
Nap App
Occasions - Local notifications
MotionMeter
Batting Goggles
Amp Music Player
Slacker Radio - Slacker Radio recently got caching, and soon it'll get multitasking support as well.
PlaceTagger
Rockola.FM
• Task Aware

Know of other apps that are taking advantage of iOS 4's multitasking, local notifications, or fast app switching? Let us know and we'll update this post.