The original version is no longer available for standalone purchase on Steam or other major digital storefronts as of October 2021.
Be cautious of websites promising "free full version" downloads. Many unofficial sites offering "Original GTA San Andreas" are known to host:
Third-party "free" installers often contain spyware or Trojans designed to steal personal information.
The version currently available on the Google Play Store and Apple App Store for mobile devices is a port that remains widely accessible for roughly $5–$7. Safety and Security Warning