GSA Email Spider is very useful software to extract e-mails, phone numbers and fax numbers from the internet. You need to specify keyword string or URL to extract address from websites. The application will extract email addresses related to the search string. The program has a built-in capability to send bulk emails.

Features: This application has a nice user interface, you can perform all the operations from a single user screen.

The application supports two types of search functions like search by keyword and use URL. To search by keywords, enter the keyword(s) to search and define the number of search results to parse. With URL option you can specify the URL from which you would like to extract email addresses. The application allows you to set various parameters to get the good results. Using program behavior, you can set concurrent connection, wait time, stop time and backup results etc. With filter option you can set don`t include email with selected domain, don`t parse URL with selected extension, and mention e-mail must have option and many more. With search engine options you can select a search engine which should be used for searching. To extract more information for the found e-mail addresses, you can set an option such as discover country / city for email, take page description for extra data, extract data around found item etc. It also has auto mailing facility. You can configure e-mail settings by providing required information like email address, SMTP server, port, login, password, POP3 Server, port etc. Create e-mail message, select the template and modify subject line, message text etc. as per your requirement.

Overall: This is a good application to collect large quantity of email addresses and send bulk emails to targeted email addresses. You need to be careful about spam regulations. Most often you do not find e-mails on sites that are useful.