Don't Knock Twice

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Don't Knock Twice

Short description

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!

Developer
Wales Interactive
Publisher
Wales Interactive
Release
Tue, Sep 05, 2017
Price
$19.99
Reviews
656
Positive
72%
Followers
n/a
Owners (estimated)
50K – 100K
Concurrent players
n/a
Genres
Action, Adventure, Indie
Features
Full controller support, Tracked Controller Support, VR Supported, Steam Trading Cards, Remote Play on TV
Tags
Psychological Horror Adventure First-Person VR Horror Action Survival Horror Indie Atmospheric Exploration Casual Puzzle Singleplayer Violent Female Protagonist Story Rich Sexual Content Controller Walking Simulator Psychological
Revenue (estimated, gross)~$831ksomewhere between $831k and $872k · roughly 50K–52K copies

Review count and SteamSpy's owner range agree well enough to narrow the estimate down to this band. Multiplied by $16.61, the average price these copies actually sold for — weighted from the price history rather than taken from the $19.99 launch price. That is 17% below list price on average. Before Steam's cut, VAT and refunds. How these numbers are calculated.

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History

2 data points since Aug 8, 2026. Gaps mean nothing changed — the value carries forward.

Price $19.99 → $19.99

The blurred area is the rest of the history. 248 further data points reach back to Aug 9, 2017 — your plan shows the last 90 days of it. How far each series in particular reaches is written on its own chart; not every one of them goes back that far. The shape in the blurred area is decoration, not data: the figures are not in this page at all. Plus unlocks the complete series.

Lowest recorded price: $3.99 on Mar 16, 2023.

How crowded is this niche?

How full the niche around Don't Knock Twice is — measured on the tags it leads with, against every other combination on Steam.

±?? Psychological Horror + Adventure + First-Person

Combinations under 15 games are left out to reduce the influence of small samples. The games below share those tags and are free to browse.

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Similar games that found an audience

Games sharing at least 3 of this title's leading tags, with enough reviews to have gone somewhere. Ranked by how much they overlap, not by how big they are. − missing and + extra mark the tags each one does not share with Don't Knock Twice. Studio counts the titles that developer has released — the closest thing to production scale that public data allows. It is not a budget, and nobody publishes those.

Image Name Studio Shared Tag difference Price Reviews Positive Released Revenue (estimated)
[Bober Bros] It's Just A Prank [Bober Bros] It's Just A Prank Bober Bros 8 titles 5 − VR + Casual $2.99
$1.01
66%
best price ever
405 87% Fri, Jun 21, 2024 $50k
$22k – $55k
Hektor Hektor Rubycone 2 titles 5 − VR + Indie $9.99 332 61% Fri, Mar 13, 2015 $136k
$60k – $1.8m
Stairs Stairs GreyLight Entertainment first game 5 − VR + Indie $12.99
$1.29
90%
best price ever
293 69% Mon, Sep 28, 2015 $227k
$227k – $266k
Intruders: Hide and Seek Intruders: Hide and Seek Tessera Studios 4 titles 5 − First-Person + Indie $19.99 280 73% Thu, Sep 26, 2019 $290k
$290k – $325k
Adam - Lost Memories Adam - Lost Memories Adam Dubi first game 5 − VR + Indie $9.99 179 75% Sat, Jul 04, 2020 $77k
$34k – $137k

There are more like this. Your plan shows the 5 closest neighbours; Plus and Pro show up to 100 — enough to see the shape of a niche instead of a sample of it.

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