There was a download of High Speed Verifier 3.6.454 on the developer's website when we last checked. We cannot confirm if there is a free download of this software available. The software lies within Communication Tools, more precisely E-mail Tools.
Commonly, this program's installer has the following filenames: HiVerify.exe and hsv.exe etc. This program was originally created by EMMA Labs.
According to the results of the Google Safe Browsing check, the developer's site is safe. Despite this, we recommend checking the downloaded files with any free antivirus software. The most popular versions among the software users are 3.5, 3.2 and 2.8. The latest version of High Speed Verifier can be downloaded for PCs running Windows XP/Vista/7/8/10/11, 32-bit.
From the developer:
High Speed Verifier (HSV) is a program designed to check e-mail address for existence. High Speed Verifier is capable of checking thousands of addresses per second and it can easily deal with mailing lists containing tens millions of addresses, enabling you to remove expired emails.
You may want to check out more software, such as High Speed Data Converter Pro, GSA Email Verifier or E-Mail Verifier, which might be related to High Speed Verifier.