The 5.0.7601.18896 version of Block Sender is provided as a free download on our website. The most popular versions among the software users are 5.0 and 3.0. Our built-in antivirus scanned this download and rated it as virus free. This free PC software can be installed on Windows 7 environment, 32-bit version. Block Sender lies within Internet & Network Tools, more precisely Browser plugins. This free tool was originally developed by IntroWizard LLC.
From the developer:
Block Sender for Gmail is a browser extension that blocks annoying emails in Gmail. You can block any email permanently in one click and send a fake Error message. No more complicated filters to setup. It works for email addresses, domains, subject lines and even keywords.
You may want to check out more software, such as USB Blocker, Block Story or Hosts Block, which might be related to Block Sender.