Blackberry is a very popular line of phones made by Research In Motion primarily known as some of the best smartphones on the market today. Blackberry phones are among the best smartphones being sold today, and are best known for their lighting fast email. Blackberries also have many other features that can be quite useful to users such as BlackBerry mobile, media player, and of course texting with MMS capabilities. Web browsing on blackberries is an average expereicne with ok speed and power. Thousands of apps have been made for blackberries, making them some of the most customizable phones on the market catering to the needs to literally millions of customers. Overall they're great phones, and many people consider them the best business phones available in terms of email speeds and security. Most blackberries have average sized screens and come with full QWERTY keyboards (with the exception of a few models of course).