Download of NetCutDefender 2.1.5 was on the developer's website when we last checked. We cannot confirm if there is a free download of this software available. This free tool was originally created by arcai. NetCutDefender lies within Security Tools, more precisely Antivirus.
The most popular version among the program users is 2.1. We recommend checking the downloaded files with any free antivirus. This free PC software is developed for Windows XP/XP Professional/Vista/7/8/10/11 environment, 32-bit version. The common filename for the program's installer is NetCutDefender.exe.
From the developer:
It's a free tool offered by arcai.com to keep your network's (including WI-FI) internet speed super fast. protect your PC from ARP spoofing attack. typically arp spoofing from netCut(which is another 10 years age product of same company from arcai.com). 100% guaranteed internet connection speed stay fast. Protect all your network connections including WI-FI in one place. No setup configuration required. zero network knowledge required.
You may want to check out more software, such as GNU Privacy Guard, Dr.Web Anti-virus or F-Secure Client Security, which might be similar to NetCutDefender.