Jeff's Cosmic Brew

Contains adsIn-app purchases
Content rating
Everyone
50+
Downloads
Content rating
Everyone
Learn more
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About this game

An alien named Jeff has a stroke of luck when an asteroid crashes into his garden. A fragment splashes into his drink and dissolves, turning it into the best thing he’s ever tasted.

With this new discovery, Jeff begins a journey of upgrades, refinement, and ever‑growing production.

This is a hybrid idle game, built to be relaxing, satisfying, and full of ways to keep you engaged. Grow from humble beginnings to a global - and maybe even universal - phenomenon as you unlock new boosts, push your limits, and watch your progress reach new heights.

Features
• Casual gameplay
• Idle hybrid design
• Progress while away
• Offline‑friendly design
• Meaningful upgrades
• Clean, smooth UI
• Relaxing atmosphere
• No forced ads
• Three minigames that boost your progress

Non‑English language translations are currently in Beta and will continue to improve over time.
Updated on
Jul 22, 2026

Data safety

Safety starts with understanding how developers collect and share your data. Data privacy and security practices may vary based on your use, region, and age. The developer provided this information and may update it over time.
This app may share these data types with third parties
Location, App activity and 2 others
This app may collect these data types
Location, App activity and 2 others
Data is encrypted in transit
Data can’t be deleted