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The Twitter client that redefined Twitter clients is back, and it's even better. Rewritten from the ground up with a fast and powerful new core, Tweetie 2 offers the most polished mobile Twitter experience around.

• Seamlessly handle multiple Twitter accounts
• Explore all of Twitter, from your own timeline and mentions, to the favorite tweets of your followers and friends
• Full persistence: more than just caching tweets, Tweetie 2 restores your entire UI if you quit or get a phone call
• Fantastic new offline mode. Read, tweet, favorite, follow, save to Instapaper and more even when you don't have a connection. Your actions will be synced as soon as you go back online
• Full landscape support (configurable of course)
• Live-filter your tweet stream
• Post photos and videos, even configure your own custom image host
• Vastly improved compose screen with recent hashtags, @people picker, URL shortening and more
• Compose screen multiple-attachments manager
• Drafts manager ensures you never lose a tweet (and you can even send drafts to Birdhouse)
• Link Twitter contacts to Address Book contacts
• Follow, unfollow, block and unblock from multiple accounts simultaneously
• Saved searches sync with Twitter.com and the upcoming Tweetie 2 for Mac
• Autocomplete recent searches and Go-to-user
• Threaded Direct Messages and improved conversation navigation
• TextExpander integration
• Rich integration with Follow Cost, Tweet Blocker, Favstar.fm and more
• Edit your own Twitter profile
• Specify custom API roots on a per-account basis
• Nearby map view
• Translate tweets
• Preview short URLs
• Safari bookmarklet support for easily sharing links
• In-app rich text email composition
• Tons of little things, including improved avatar caching, auto-refresh, refresh-all, seamless Twitlonger support, hashtag definitions and more
• This is just the beginning. Tweetie 2 is already built to take advantage of great new features coming from Twitter, so expect updates turning them on soon!