APK (Android Package File) is the file format used for distributing and installing Android apps. You can download APK files from various sources, but be cautious when doing so, as they may contain malware or other security risks.
GTA Vice City Lite is a modified version of the original GTA Vice City game, optimized to run on lower-end devices or with reduced file sizes. These lite versions often have some features or graphics downgraded to achieve a smaller file size.