Most email marketing software has features that assist the user in the process of organizing contacts, creating campaigns, and scheduling communication. In addition, the software usually provides features, such as an "unsubscribe check" that assist in complying with the CAN-SPAM law. Email Marketing software can also provide tracking functions such as how many people have opened an email, how many emails bounced-back, how many people visited the hyperlinks provided in the marketing message, and how many people actually purchased something as a result of the email. Each email service provider has their own take and approach to these different features some of the most common are listed below

The common features are listed below:
* Ability to create and send personalized email using data from a customer database.
* Ability to import customer lists
* Split campaign testing and segmented lists
* Surveys
* Automatic unsubscribe and bounce-back handling
* Ability to authenticate to SMTP and POP servers or send directly with an internal server
* HTML and plain text editor for creating messages
* RSS Feeds
* Reporting features such as bounce-back, opens, and link click reports
* Tracking abilities such as tracking who has opened the email, usually by using a web bug

Email Marketing Software refers to a computer application which provides the ability to send bulk email to target audiences. The intent is usually to send newsletters or promotional materials to opt-in lists of subscribers, although the software can be used to send unsolicited email. The software typically includes a database that stores contact information, campaign statistics, and message history. The interface provides features necessary to run an email campaign, such as message sending, contact entry, contact importing, and reporting. Software packages range in price from free, to about five hundred US dollars. Some companies charge a monthly fee. There are also enterprise solutions that can cost thousands of dollars a month to manage large enterprises mass marketing email campaigns.