Power Email Verifier can check your email lists for valid emails. It can import large lists with no problem. Uses multithreading to verify emails at a very fast rate. Simulates the sending of email without sending any messages. Program supports the following file formats: delimited, text, csv - windows address book, and over 7 mail list formats. Verified email records are saved in the same format that they are imported in. Program comes completely pre-configured, just load list and go!