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Project Rhombus is a rhythm-based casual action game that combines exciting electronic music with stylish flat design. Hold on as long as possible, blocking the oncoming arrows moving to the beat.
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
Try this game before buying.
Lowest tracked price: €0.81 (Jul 7, 2026) · current best: €1.09.
93% positive reviews all-time · 3 peak players in the last 30 days.
Right now the cheapest offer for Project Rhombus is €1.09 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 Project Rhombus is €0.81 (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.
Project Rhombus peaked at 3 concurrent players on Steam in the last 30 days (highest on Jul 18, 2026). The player chart on this page updates daily.
Create a free price alert on this page and KingsPrice will email you when Project Rhombus 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.
