Alien Siege: Earth

Retro pixel-art top-down space shooter. Battle waves of alien invaders across world landmarks, upgrade your ship, collect power-ups, tackle events & missions, defeat epic bosses, and chase high scores.

At a glance

• Platform: Windows.
• Genres: Action, Casual, Indie.
• Release date: Aug 18, 2026.
• Steam user reviews: No user reviews.
• Delivered as a Steam library entitlement — activation is handled by Steam.

Minimum

System requirements as published by the developer on Steam.

Activate on Steam

• Open the offer above — it takes you to this game's official Steam store page.
• Buy it there, or if you bought a key elsewhere, open Steam and choose Games → Activate a Product on Steam.
• Enter the product code exactly as it was issued to you.
• The game appears in your Steam library — download and play.

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