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Take control of The System. Master multiple interlocking power sources to build a singular, planetary engine in this narrative idle game. Features a fully voiced story, minimalist UI, and cross-platform play. The old world must fall for The System to rise.
Price history tracked since Jul 7, 2026 · vs all tracked offers.
Based solely on tracked price history — not purchase advice.
Tracked since Jul 7, 2026.
Steam Train Fest ends
System Ascension: Idle Core is a story-rich, incremental strategy game where you take control of a stranded artificial intelligence arriving on a mysterious planet. Master interlocking power sources, optimize your resource automation, and engineer the ultimate planetary engine. Will you conquer the old world to bring order to the new?
Manage an ever-growing global engine of energy generation in an in-depth, multifaceted idle experience. Master planetary forces, from gravity and tidal pulls to the mysteries of quantum energy. Optimize your upgrades, balance your choices, and trigger cascading chain reactions that push your numbers into the stratosphere.
Set in the expansive universe of the bestselling Judicator Jane LitRPG series, discover the exact origins of The System. Experience what triggered the transition from the old world into a game-based reality. Fans of the LitRPG will be hooked immediately, while new players will discover a gripping sci-fi narrative told entirely from the perspective of the intelligence that orchestrated the apocalypse.
Build out each machine to perfection through interlocking progression paths. Every run, prestige, and ultimate offers new strategic avenues to explore. Find the most efficient path to maximize your power.
The stark, data-driven aesthetic strips away the clutter. Clean, striking, and purposeful UI design makes every level visually distinct, allowing you to focus entirely on the hypnotic rhythm of your engine perpetually growing. Keep it open on your desktop and enjoy watching the art come alive.
Immerse yourself completely with full voice acting. Angela Clark, the acclaimed voice that brings the Judicator Jane audiobook series to life, guides your path from obscurity to supremacy.
Develop your System on PC and continue your progress on mobile. Secure cloud saving keeps supported versions synced, so you can move seamlessly from one device to the next.
Enjoy a robust suite of quality-of-life features including a dedicated minimalist mode, flash sensitivity controls, and advanced number/purchase management.
Absolutely no ads, no pay-to-win mechanics, and no microtransactions, EVER.
Lowest tracked price: €4.99 (Jul 7, 2026) · current best: €4.99.
33% positive reviews all-time.
Right now the cheapest offer for System Ascension: Idle Core is €4.99 at Steam. KingsPrice compares 1 offers from 1 stores — official stores and keyshops — and refreshes prices throughout the day.
The lowest price KingsPrice has tracked for System Ascension: Idle Core is €4.99 (recorded on Jul 7, 2026). This covers the stores and period we monitor — set a price alert to catch the next drop to that level.
Create a free price alert on this page and KingsPrice will email you when System Ascension: Idle Core drops below your chosen price. The biggest discounts usually appear during seasonal Steam sales and publisher promotions — the sale calendar on this page shows the next confirmed event.
