Seesmic, your Android Twitter app
Seesmic is the best Twitter client for Android phones, a very powerful app and the choice of many Android users that are on Twitter. Seesmic’s main features:
Seesmic for Android allows you to manage multiple Twitter accounts in the same instance, see your Twitter timelines, private conversations as well as be notified of new replies (directly on your Android phone). One other interesting multi-account feature is the fact that you can post tweets to one or multiple accounts at the same time.
Share photos, videos and location
With Seesmic you can share photos, videos and also your location in tweets. It includes services like the videos sharing TweetPhoto, yFrog, TwitPic and even Youtube.
Seesmic widget lets you quickly access Twitter and perform actions, without opening the entire interface.
You can download it here: Seesmic for Android