Last 7 days
Screenshots, achievements, specs, every price change and sale we've seen on Steam, and trading cards.
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Steam prices for United States (change the country in the top bar), and Steam keys from authorized stores.
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91% positive of 47 · Positive · Live from Steam
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Experience waves upon waves of viruses that have infected your computer. 5 Chapters with over 125 Waves of enemies! Play with your friends in local or online co-op! Can you destroy all the viruses?
Live data from Steam, tracked by SteamPlayerBase.
What changed on Steam for this game since we started following it: prices and sales, builds, name, release date and review score.
Review score: 91% on 2026-11-01 → 91% today (47 reviews)
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No authorized Steam key store lists this game right now.
Not tested by Valve yet. Results from Valve's own testing.
Valve hasn't published test details for this game.
1 item on Steam, newest first.
Every build released on Steam for this game since we started tracking it, with the developer's patch notes. Updated within minutes of each new build.
Hello everyone, We're pleased to announce that Update 1.1 is now live and available to play in System Invaders! Special Promotion! Because of this major update, we'd thought we'd give back to the community! Whoever purchases the game, and reviews it before the…
Hello Players! For almost a year now, we've been working on a special new game called Paper Can't Fly, and we're finally ready to reveal it to everyone! In Paper Can't Fly, you fly a paper plane through various levels, but you can also build and share your own…
Hello Players! We are pleased to announce that System Invaders is now completely free of charge, forever! We decided to make this transition to free to play because although it wasn't our most successful game, we think it's still worth more in the hands of the…