twitter post

So basiclly the title says everything. from $10 ~ $500 per post depending on the page size

Is there a Program that can Post Tweets from a File or Document? I'm looking to post a list of defined tweets from a word or excel file over a period of time. Ideally I would like to have a list of 100 tweets and click a button and have it send out those tweets over a day or so. I've looked...