If you are willing to part with your hard earned cash for your twitter habit then Tweetie (and now tweetie 2) is the app of choice.  This is definitely the most polished twitter app on the market and boasts:

• Multiple twitter accounts
• Extensive exploration options including, mentions, timelines, favourites & followers
• Tweet Caching and phone call UI saving
• View offline modes
• Landscape support
• Add photos, links, videos and more
• Easy to compose screen with hashtag support
• Link contacts to twitter accounts

and SO much more its ridiculous. Its fast loading and easy to use catering for all your tweeting needs.

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Top Free App – Echofon

If you are not willing to spend money on a twitter app then Echofon is for you.  Previously called twitterfon this free app from Naan Studios has a whole host of features including integration which its web based echofox (for firefox) and Echo Mac (for Mac). Echofon has many of the benefits (which tweetie 2 recently added) but also has features such as:

• Nearby tweets, map or list view
• Native geotagging support
• Mutiple colour themes
• Voice over support
• Quick name lookup
• Map & Photo preview of tweets

As well as most of the above list…

The only issue with this free version is that it has in app advertising and although you have the choice of ‘going pro’ for a cost, you soon forget about the adverts.

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So if you like to frequent the world of the tweet then you can’t go wrong with Echofon as it has bags of features for free. However if you are serious about your tweeting and you need speed, flexibility and range then perhaps tweetie 2 is for you.