Blast Through Alien-Powered Action in This Free Retro Shooter

Team up with quirky extra-terrestrials, gear up with their advanced tech, and shoot, smash, and explode your way to victory. Dive into fast arcade gameplay perfect for fans of retro action games, mobile shooter adventures, and no-paywall experiences.

Enjoy a compact yet thrilling campaign—most players finish in about 1–2 hours on normal difficulty. Boss Wave is completely free with zero ads, zero in-app purchases, and zero grind. Just pure action, perfect for quick gaming sessions, offline play, and high-intensity challenges.

Whether you're chasing leaderboards, collecting achievements, or testing your skills in mini-games, this title blends pseudo-retro style with satisfying combat. Great for players looking for a free offline action shooter, sci-fi arcade game, or story-driven blast-fest.

• 15 hand-crafted levels across 5 unique environments
• 5 epic bosses plus a variety of lesser enemies
• 4 mini-games featuring 3 difficulty levels each
• 4 distinct, upgradeable weapons and 4 upgradeable suit attributes
• No ads, no in-app purchases, no grind—just pure gameplay