While there isn't a permanent "exclusive free code" floating around the internet, there are legitimate ways to try or get the software without paying full price:
HudSight is available on Steam . Because it’s tied to your Steam library, there is no "code" to enter if you buy it there—it just works. This makes "leaked codes" for the Steam version nonexistent. How to Get HudSight for Free (Legally) hudsight exclusive free activation code
However, when it comes to "exclusive free codes," there are a few things you need to know about how the software works and the risks involved with third-party "giveaways." What is HudSight? While there isn't a permanent "exclusive free code"