Pupstronaut

8.0
95 play times
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Game controls

Move
Pause
Fullscreen (page)

Game details

What is Pupstronaut about?

Collect crystals, buy new weapons and upgrades in the shop between waves, and pick a power-up when you level up. Beat 10 waves and each planet's giant boss, then fly on to Mars, the Ice Moon, the Jungle Planet and the Lava Planet. Every planet brings new bugs, new bosses and stronger weapons.
Spend your crystals in the Hangar on spacesuits, shields and new pups that stay forever.

How do we play Pupstronaut?

Move your astronaut pup to dodge incoming bugs while it automatically shoots at enemies. Collect crystals, buy upgrades, and survive each wave.

What kind of game is Pupstronaut?

Pupstronaut is an action-packed space survival shooter with roguelite elements, where players battle waves of alien bugs across different planets.

What’s the main goal in Pupstronaut?

The main goal is to survive all 10 waves on each planet, defeat its giant boss, and travel to new planets with tougher enemies and challenges.

What can we customize in Pupstronaut?

Players can unlock different pups, spacesuits, and shields in the Hangar, allowing them to personalize their astronaut character.

Does Pupstronaut have progression or upgrades?

Yes! Players can collect crystals to purchase new weapons and upgrades in the shop, choose power-ups when leveling up, and unlock permanent items like new pups, spacesuits, and shields.

Can we play Pupstronaut on mobile?

Yes, Pupstronaut can be played on mobile devices as well as on desktop computers. It runs directly in the browser and does not require any downloads.

Is Pupstronaut free to play?

Yes, Pupstronaut is free to play on Y8 and runs directly in your browser.

Can we play Pupstronaut in full screen mode?

Yes, Pupstronaut can be played in full screen mode for a more immersive experience.

What games can we try next?

Explore more games in our Reflex games section and discover popular titles like Lo-Fi Room, Survivor io Revenge, FNF: Minion Funkin', and Cowboys Duel - all available to play instantly on Y8 Games.
Developer: LMB Studio
Added on 02 Nov 2026
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