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Experience the horrors of one of the most infamous experiments that ever took place. As a test subject in a top-secret Soviet research facility, you must endure days without sleep while facing unimaginable terrors that lurk in the shadow.
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 ends
Official stores with direct support.
Third-party resellers. Often cheaper, without official store support. Keyshop prices vs Steam →
Try this game before buying.
Lowest tracked price: PLN 16.49 (Jul 7, 2026) · current best: PLN 32.64 across 2 stores.
26% positive reviews all-time.
Right now the cheapest offer for The Sleep Experiment is PLN 32.64 at K4G. KingsPrice compares 2 offers from 2 stores — official stores and keyshops — and refreshes prices throughout the day.
The lowest price KingsPrice has tracked for The Sleep Experiment is PLN 16.49 (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.
Keyshops are marketplaces that resell game keys, usually below official store prices. The keyshops listed on KingsPrice deliver genuine Steam keys, but buyer protection differs from official stores — check the shop's rating and refund policy before buying. You can hide keyshop offers at any time with the keyshops toggle. Keyshop prices vs Steam →
Create a free price alert on this page and KingsPrice will email you when The Sleep Experiment 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.
