ProCrawl high speed email extractor will search mail servers for emails. This is the ultimate way to find emails since they are verified as they are collected. The software will simulate the sending of an email, but without sending any email it will stop after the mailserver replies and tells you if the recipient is valid or not. If you are on a DSL or Cable connection you can with ease expect to find several million emails/hour.

ECrawl is an email harvester that swiftly crawls the web and extracts all the emails it can find. It has the ability to reach speeds in excess of 2 million emails per hour. This is the successor of the very popular email extractor MailCrawl with several new functions and fixes. The major difference between ECrawl and other harvesters is the speed and quality of the emails.