Final Fantasy XIII is not available for free as a legal full version download. It is a commercial title developed and published by Square Enix. While websites may claim to offer "free full version" downloads, these are typically unauthorized, and users should be cautious as they often contain malware or pirated software.

According to Steam, the minimum requirements to run the game are: : Windows® XP SP2 or later. Processor : 2GHz Dual Core CPU. Memory : 1 GB RAM.

: NVIDIA® Geforce® 8 Series / ATI Radeon™ HD 2000 series with 256MB VRAM or later. Community Recommended Fixes

: The game was released on the Microsoft Store in 2021, featuring a different build with a new launcher and some technical fixes. It has also been available through Xbox Game Pass for PC.

: Players follow a band of outcasts, led by the soldier Lightning, as they struggle against fate in the floating world of Cocoon and the lower world of Pulse.

You can find the legitimate full version of Final Fantasy XIII on the following platforms: