twidroyd is the industry-standard twitter client for android and among the most used twitter applications across all platforms. it’s available as a free and commercial pro version that supports all twitter features as well as functionality that is customized to the capabilities of android.
twidroyd is a fully featured twitter client, including postings, mentions, direct messages with threaded view, integrated search, list viewing, url shortening, geo-location support, multi-language interface, background notifications and more.
twidroyd has native bit.ly support for url shortening and fully integrates twitlonger for tweets containing more than 140 characters and plixi, for embedding photos within tweets. through services like twitpic, photos will appear right in your tweet stream.