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95%97695% positive reviews, Overwhelmingly Positive across 976 reviews·Bullet Hell · Shoot 'Em Up
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Pilot your ship through swarms of numbered enemies. Match numbers, spot multiplication combos, and destroy entire enemy waves with a single devastating Salvo! This is fast arcade action where math becomes your ultimate weapon.
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2x2=BOOM
SteamAbout 2x2=BOOM
Blast through enemy waves using the power of multiplication. Master the tables while enjoying classic arcade action. Enemies carry numbers — match them, or combine numbers to wipe out entire waves in one perfectly calculated Salvo!
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Classic arcade shoot-’em-up action
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Extensive difficulty options to customize your experience
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Play your way: mouse, keyboard, controller, or any combination
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Bonus challenges, unlockables, and high scores
Whether you're just starting to learn multiplication or already a master of numbers, Salvo! is built for players of all skill levels.
Perfect for kids learning their tables, adults sharpening mental math, and arcade fans looking for a fresh twist on the shoot-’em-up genre.
Play with a controller, keyboard, or mouse — or mix and match however you like.
Every level offers more than survival. Complete special challenges to earn up to four medals per stage.
Can you collect them all and truly master the game?
Steam data © 2026 Valve Corporation. Trademarks are property of their respective owners.
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