Like MailChimp, ExactTarget is mass mailing software. It is developed and maintained by SalesForce, a world class CRM company.ExactTarget is NOT a generic email application like many others. It is distinct and premium marketing platform due to quite depth level analytics and reporting features it provides. It captures and shows critical data points to sender after campaign is completed, such asclicked e-mails ,number of times particular mail was opened ,subscribers names if any etc. from specific email campaign.