A lightweight and fast application firewall for macOS

TCPBlock for Mac

TCPBlock 4.0

To keep our website clean and safe please report any issues regarding this download

Key details about this download

  • The file will be downloaded from secure FileHorse servers
  • This file is safe and scanned with 51 antivirus apps (Virus-Total report)
  • All files are in original form. FileHorse does not repack or modify downloads in any way

About TCPBlock for Mac

TCPBlock is a free and easy-to-use firewall application for your macOS 10.5 or newer computer that focuses its attention on identifying and preventing unauthorized programs for establishing outgoing contention from your PC to the internet. This prevents various malware programs from reaching out to their servers and sending data they collected on your Mac or brings down even more harmful viruses to your system. ⚠ Note: This product is not developed anymore and might not function properly.If you are looking for an alternative, we recommend you to download Little Snitch.Having a powerful firewall installed on your Mac represents the first line of defense against countless types of online threats that are constantly connecting to desktop and... Read More »

Why choose FileHorse?


Securely download files from our super-fast and secure dedicated linux servers


This product is 100% safe has been successfully scanned with more than 51 antivirus programs


We serve all files as they were released. We do not use bundlers or download-managers

Join our mailing list

Stay up to date with latest software releases, news, software discounts, deals and more.