Steam
BestOfficialIn stockDon't Knock Twice · Region US · Jul 13
$19.99
Don't Knock Twice
Don't Knock Twice is a first-person horror game based on a psychologically terrifying urban legend. One knock to wake her from her bed, twice to raise her from the dead. Supports VR on HTC Vive and Oculus Rift for the ultimate horror experience!
OfficialSep 5, 2017 · Wales InteractiveActionAdventureIndieFamily SharingFull controller supportWindows
Current best
$19.99
at Steam · Jul 13
All-time low
$3.99
Jun 20, 2026
Stores tracked
1
sources indexed
Review signal
72%
718 reviews
Current best · Steam
$19.99
Observed Jul 13
View best listingObserved low target
$3.99 · based on the previous indexed low
KeyDwarf only tracks observations — checkout happens on the store.
Tracked Stores
Best indexed price $19.99 at Steam.
1/1
View listing
How trust is scored: KeyDwarf combines source type, known retailer posture, marketplace risk, activation-region warnings, and source transparency. Checkout and support still happen with the external seller.
Price History
2 observationsBest observed priceAll-time low
All-time low
$3.99
Jun 20, 2026 · Steam
12-week avg
$11.99
2 recent observations
Current vs low
+401%
Current $19.99
Recommendation
Watch for drop
consider setting an alert
Lowest indexed daily price per currency. KeyDwarf tracks listings and does not sell keys.
Media
12 indexedCommon Questions
Where is Don't Knock Twice cheapest right now?
Don't Knock Twice is currently indexed at $19.99 from Steam. Publisher, direct storefront, or authorized retail source. Check the linked store's current terms before acting.
What is the historical low for Don't Knock Twice?
The indexed low for Don't Knock Twice is $3.99 from Steam, observed Jun 20, 2026. The current indexed price is 401% above that low, so KeyDwarf labels it "Watch for drop".
Is the top source safe?
Steam is labeled "Official store" in the index. KeyDwarf tracks the listing and source risk, but checkout and support stay with the external store.
What is the review signal?
Don't Knock Twice has a best indexed review signal of 72%.
Can KeyDwarf notify me about a lower price?
Use the alert target control on this page to save a watch target after sign-in.