In Zombie Frontier 3: Sniper FPS, players take on the role of a survivor in a post-apocalyptic world filled with zombies. The game has multiple game modes, including Story Mode, Sniper Mode and Boss Mode, each with its own challenges and objectives.

The gameplay is divided into several levels, each consisting of multiple stages. In each stage, players must defeat wave after wave of zombies while completing various objectives, such as defending a location, saving survivors, or collecting resources. The game also includes boss battles, where players must defeat a powerful zombie boss to progress.

To control the game, players use a virtual joystick to move their character, while aiming and shooting is done using a virtual crosshair. Players can switch weapons by tapping the weapon icon on the screen. There are also various power-ups and special abilities that players can use to help them in battle, such as grenade launchers and air strikes.

Aim and shoot. In order to kill zombies, players must aim their weapons and shoot at them. Use the crosshairs to aim your weapon, then tap the screen to fire.

Reload. Make sure to reload your weapon before you run out of ammo. Click the "Reload" button to reload your weapon.

Use special skills. As you progress through the game, you'll unlock special skills that can help you kill zombies more effectively. These skills include abilities such as improved accuracy or faster reload times. Use these skills strategically to take down large groups of zombies.

Upgrade weapons. You can upgrade your weapons to make them more powerful. Use the coins and diamonds you earn in the game to buy upgraded weapons.

Complete objectives. In order to progress in the game, you need to complete objectives. These objectives may include killing a certain number of zombies or surviving for a specific amount of time. Pay close attention to the objectives to understand what you need to do next.

Choose your weapon: You can choose from a variety of weapons in the game, including pistols, shotguns and sniper rifles. Each weapon has its own advantages and disadvantages, so choose the one that best suits your style of play.

Use cover. When fighting zombies, it's important to use cover to avoid taking damage. Hide behind walls or obstacles to avoid being hit.

Dodge and roll. If you find yourself surrounded by zombies, use the dodge and roll feature to get out of harm's way. Swipe in any direction to dodge and roll.

Keep an eye on your health. Keep a close eye on your health to make sure you don't die. If you have poor health, use the medical kit to treat yourself.

In addition to the single-player mode, Zombie Frontier 3: Sniper FPS also includes a multiplayer mode that allows players to team up with friends or other players from around the world to take on the zombie apocalypse together or compete against each other in PvP mode.

Overall, the gameplay in Zombie Frontier 3: Sniper FPS is fast-paced and action-packed, with a variety of challenges and objectives to keep players engaged. The controls are intuitive and easy to use, and the game has a variety of weapons, power-ups and abilities to keep players engaged and motivated to progress through the levels.