Mail.ru Agent is an excellent email client for the popular email provider. Apart from offering good email management tools the application also allows free PC to PC video calls, instant messaging services, free SMS and sharing files. The program layout is easily customizable and is easy to use. It includes a large variety of useful tools such as organizers, agendas, calendars, built in music players and blogging facilities. It aggregates all your social feeds to keep you up to date with your connections all in one box.