火線突擊 Gun Strike繁中版 is a free-to-play first-person shooter game available on Android platform. In this game, players take on the role of a battle-hardened mercenary who combats enemies using various firearms and uses money earned from completing missions to buy better equipment. With 22 different guns, grenades, and body armor available, players can take on 80 challenging levels across 8 different themes, 2 mini-games, and compete against players worldwide on the online leaderboard.

The game features over 30 different character models with unique behaviors and offers challenging level designs with dozens of enemy soldier routes to keep players on their toes. The game's realistic sound and visual effects, including particle effects, make for an immersive experience. The game also supports Google Play Games services, with 70 achievements and 23 leaderboards to compete on. The game requires Android 2.2 or higher, a 320x480 resolution screen, a 1GHz CPU, and 512MB of RAM.