Windows 7 users can change the size of text and icons using the Display control panel and can zoom in on text using a magnifier tool that can be activated in the Ease of Access control panel, which contains other options for making items on the computer easier to see.

WSJ: Mossberg's Mailbox: Larger Mac Font

However, users will now be able to use BBM's popular text tool at the same time as they are having a free phone conversation.

BBC: Blackberry introduces free wi-fi calls on BBM chat tool

Powerpoint is the obvious presentation tool, but it can be clunky if you stick to text bullet points that simply regurgitate your words.

FORBES: What Journalists Know About Asking For Money

On the registration page, you supply the link to your AdWords account and permission to access it, and in about a minute, the tool analyzes your data and runs a report comparing your behavior (such as, do you have multiple text ads running) and results to that of others in your spending bracket.

FORBES: How to Improve Your Online Advertising Campaign