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For every action, there is a reaction... For every choice, a result... Dive deep into your subconscious as you wander the halls of The Testing Chamber & join hundreds of thousands of other players in one of the biggest & most successful social experiments ever performed.
Price history tracked since Jul 7, 2026 · vs all tracked offers.
Based solely on tracked price history — not purchase advice.
How it worksTracked since Jul 7, 2026.
Steam Train Fest starts Jul 20, 2026
Official stores with direct support.
Lowest tracked price: €2.99 (Jul 7, 2026) · current best: €2.99.
97% positive reviews all-time · 1 peak players in the last 30 days.
Right now the cheapest offer for The Testing Chamber is €2.99 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 The Testing Chamber is €2.99 (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.
The Testing Chamber peaked at 1 concurrent players on Steam in the last 30 days (highest on Jul 7, 2026). The player chart on this page updates daily.
Create a free price alert on this page and KingsPrice will email you when The Testing Chamber 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.
