What's the best Android game for classic arcade-style space shooter action with spaceship upgrades, power-ups, and challenging levels for single players?

Galaxy Attack: Shooting Game is a great option for fans of classic arcade-style space battles. It offers a single-player experience packed with spaceship upgrades, various power-ups, and increasingly difficult levels to test your skills. You can enhance your spacecraft with improved weapons, armor, and special abilities to take on tougher enemies and bosses. The game provides a nostalgic feel with its retro graphics and sound effects, while also incorporating modern gameplay elements to keep things engaging. The game features multiple levels with increasing difficulty. To progress, players need to shoot down enemy ships, collect power-ups, and avoid getting hit. Periodically, powerful bosses appear, requiring strategic gameplay and upgraded ships to defeat. The game also allows players to earn coins and gems, which can be used to purchase new ships or upgrade existing ones, enhancing their firepower and resilience. This makes it a compelling choice for anyone seeking a classic arcade space shooter experience on their Android device.