Email Verify will help you avoid sending out newsletters to invalid addresses. Otherwise you will get tons of bounced messages. It's not a secret that ISP mail servers can block senders' IP for recurring sending to invalid email addresses. Email Verify Robot is your powerful email verification solution for businesses who sends e-mail messages and needs to maintain a clean mailing list. Key Features: Up to 5,000 threads set free (Depend on your machine). It can verify about 150000 emails per hours. Only verify email is valid (Real exist) is invalid and nothing is send to the email recipient. Verify accuracy can be established Verification-mail filtering. Fast Import or export speed? Support TXT, EXCEL, FOXPFO, DB, XML. Seamlessly Integration with Email Spider (Crawler), Email Sender.