Twitter like any other social networks might not be preferred at work place as many companies have strict social media policies. If you are Twitter addict who cant be kept away from Twitter, then you can try out Spreadtweet. It is a free Twitter client disguised as Microsoft Excel and not only it disguises as Excel spreadsheet, it can also take the looks of Excel 2007, 2003 and also Excel for Mac based on which version you are using.
At the first glance, no one will make out that it is Twitter client, it sports the same look and feel of Excel. The one shown above is the Excel 2007 in action. The tabs on the top are the option to check tweets, you can see Replies, DMs, and also option to reload the page.
Spreadtweet is available as separate installers for Mac Excel version, 2003 Excel version and also the 2007 Excel version.
Spreadtweet is definitely an interesting approach as a Twitter application.