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You are now a heart wandering the sea. "Marine Hearts" is a first-person 3D deep-sea omnidirectional bullet-hell shooter. You pursue the mysteries of the sea while losing your body and becoming only your heart.
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 starts Jul 20, 2026
Lowest tracked price: CA$6.49 (Jul 7, 2026) · current best: CA$6.49.
Right now the cheapest offer for Marine Hearts is CA$6.49 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 Marine Hearts is CA$6.49 (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 Marine Hearts 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.
