Websites such as GOG Unlocked and RG Mechanics claim to provide "full and complete" free downloads of version 1.05.
: Free versions from these sources will not receive official technical support or future patches. Into the Nightmare Free Download (v1.05) - GOG Unlocked Into the Nightmare Free Download (v1.05)
To ensure a safe and supported experience, it is recommended to obtain the game from official platforms: Websites such as GOG Unlocked and RG Mechanics
While there are websites claiming to offer a "Free Download" for version 1.05, it is important to distinguish between legitimate retailers and third-party download sites. Official Purchase and Availability Into the Nightmare Free Download (v1.05)