Cosmic Synthesis: Idle Space

Contains adsIn-app purchases
43 reviews
Content rating
Everyone
1K+
Downloads
Content rating
Everyone
Learn more
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About this game

Create Your Universe – From Atoms to the Multiverse!
Are you ready to rewrite the laws of physics? In Cosmic Synthesis, you start with nothing but a spark of matter and rise to become the architect of infinite galaxies. Experience the most satisfying idle-clicker adventure in the galaxy and unlock the deepest mysteries of the cosmos!

EXPERIENCE EXPONENTIAL GROWTH
Transform raw matter into complex structures in this addictive incremental journey. Harness the power of synthesis and watch your empire scale to impossible heights:
Tap to Generate: Create matter with a single touch.
Automate Production: Unlock synthesis nodes that work for you 24/7.
Refine Resources: Convert Matter into Atoms, Atoms into Molecules, and Molecules into massive Planets!

GAME FEATURES
Limitless Discovery: Reach over 50 cosmic milestones—from humble asteroids and quasars to black holes and parallel universes.
Strategic Talent Tree: Choose your path! Specialize in Speed (production efficiency) or Discovery (rare events & research value).
Powerful Prestige: Trigger a "Big Bang" reset to collect Dark Energy and Singularity Points for permanent, god-like upgrades.
Offline Progression: Your universe never sleeps. Return to massive gains even after time away.
Tactical Control: Pause individual production chains to optimize your strategy and manage resources like a cosmic pro.

WHY COSMIC SYNTHESIS?
Sleek Sci-Fi Aesthetic: A dark, nebula theme designed for space enthusiasts and science lovers.
We value your flow. Watch rewarded ads only when YOU want a massive boost—completely optional.
"From quantum foam to the singularity—every click brings you closer to ultimate cosmic mastery."

PLAY YOUR WAY
Whether you are an Active Strategist who loves micro-managing for maximum efficiency or an Idle Player who enjoys watching the numbers climb while away, Cosmic Synthesis adapts to your style.

Are you ready for your own Big Bang?
Build your universe! From atoms to multiverses in this epic cosmic idle game.
Updated on
Aug 31, 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.
  • No data shared with third parties
    Learn more about how developers declare sharing
  • This app may collect these data types
    App info and performance and Device or other IDs
  • Data isn’t encrypted
  • Data can’t be deleted

Ratings and reviews

43 reviews
Job Tour
April 27, 2026
I’ve been enjoying Cosmic Synthesis: Idle Space. It’s simple, relaxing, and actually makes progress feel rewarding even when you’re offline. Clean design, smooth gameplay, and not overly complicated. Good pick if you like idle games.
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NETBYTE UG (haftungsbeschränkt)
April 28, 2026
Nothing beats hearing that Cosmic Synthesis is hitting the mark. 😊 Thanks for the 5 stars and for being part of our community!
Adnan Arefin
April 23, 2026
watching my favorite creators used to be a constant struggle because of the endless unskippable mid-rolls and intrusive banners that clutter the screen i tested this lightweight tool during a long binge-watching session
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NETBYTE UG (haftungsbeschränkt)
April 23, 2026
Five stars?! Thank you! 😊 It means the world to us that you’re enjoying Cosmic Synthesis. We really appreciate you taking the time to share the love!
Ferdous Islam
July 7, 2026
Cosmic Synthesis is an idle clicker game where players build a universe from tiny particles into massive galaxies. Starting with basic matter users unlock new discoveries expand their creations and explore the mysteries of space through steady progression. The game focuses on satisfying growth simple gameplay and continuous upgrades that keep the experience rewarding. It is designed for players who enjoy incremental games and want to watch their universe become bigger with every step.
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NETBYTE UG (haftungsbeschränkt)
July 24, 2026
Thank you for the wonderful review and description! We are thrilled that you are enjoying the satisfying growth and idle progression of Cosmic Synthesis. Watching your universe expand from tiny particles into massive galaxies is exactly the experience we wanted to create. Thanks for playing, and enjoy building your universe!

What’s new

* New Stellar Forge theme and refreshed visuals
* Refined quests, dialogs, and tutorial guidance
* More reliable offline earnings and responsive layouts
* Improved analytics consent experience
* Added Polish, Indonesian, Vietnamese, Russian, Bengali, and Malay