The Game Census
Knock-knock cover art

Knock-knock

Ice-Pick Lodge · 2013-10-04

SteamGOGPlayStation StoreMicrosoft Store

AdventureCasual

Modes: Single player · Perspectives: Side view

Releases: Oct 31, 2018 (Nintendo Switch), Oct 04, 2013 (Linux), TBD (PlayStation Vita), Oct 04, 2013 (PC (Microsoft Windows)), Oct 04, 2013 (Mac), Aug 23, 2017 (Xbox One)

There is an unusual cabin deep in the woods. It had served as a laboratory and a dwelling for three generations of Lodgers.But as of late the latest Lodger has been noticing weird changes in familiar surroundings; things are missing, noises and rattle heard. Something odd is coming out of the woods.

2
playing now
87%
positive of 2.1k reviews
Very Positive
steam's rating (official)
200,000–500,000
owners (SteamSpy est.)
47/100
critic score (3 outlets, IGDB)
51/100
IGDB user rating (32 ratings)
4.31★
PlayStation Store rating (494 ratings)
platinum
deck/linux tier (ProtonDB)
Unknown
Steam Deck (Valve)
SteamOS: 0
$9.99
steam price (US)

2 players in-game as of 2026-10-14 13:00 UTC (census sample)

Knock-Knock is a 2013 survival horror video game developed and published by the Russian studio Ice-Pick Lodge. It takes place in a pseudo-3D side-scrolling environment.

Health check

Quietly active
  • · 2 players in-game at the last census sample.
  • · 98 reviews in the last 8 weeks (~12/week).
  • · Review velocity up 36% vs the prior 8 weeks.
  • · Top 9% of 28,739 Adventure games in the census by review count.

Health tier since 2026-08-30

Estimated sales: 83k–166k copies

Review-multiple estimate from 2,080 total reviews — how this is computed.

Current store prices

Microsoft Store$6.99
GOG$9.99

Deal snapshots via CheapShark, refreshed daily.

All-time low: $0.99 at Steam (2019-05-31) · bundled 7×via IsThereAnyDeal

12-month high $9.99 · on sale 43 of 87 observed days · $9.00 above the all-time low (census price snapshots)

Review momentum

PositiveNegative
747420182026Week of 2018-01-01: 14 positiveWeek of 2018-01-01: 5 negativeWeek of 2018-02-01: 2 positiveWeek of 2018-02-01: 1 negativeWeek of 2018-03-01: 6 positiveWeek of 2018-03-01: 3 negativeWeek of 2018-04-01: 3 positiveWeek of 2018-04-01: 3 negativeWeek of 2018-05-01: 4 positiveWeek of 2018-05-01: 1 negativeWeek of 2018-06-01: 7 positiveWeek of 2018-06-01: 1 negativeWeek of 2018-07-01: 12 positiveWeek of 2018-07-01: 1 negativeWeek of 2018-08-01: 7 positiveWeek of 2018-08-01: 1 negativeWeek of 2018-09-01: 2 positiveWeek of 2018-10-01: 10 positiveWeek of 2018-11-01: 19 positiveWeek of 2018-11-01: 1 negativeWeek of 2018-12-01: 7 positiveWeek of 2019-01-01: 7 positiveWeek of 2019-01-01: 1 negativeWeek of 2019-02-01: 6 positiveWeek of 2019-02-01: 1 negativeWeek of 2019-03-01: 3 positiveWeek of 2019-04-01: 5 positiveWeek of 2019-05-01: 6 positiveWeek of 2019-05-01: 1 negativeWeek of 2019-06-01: 74 positiveWeek of 2019-06-01: 9 negativeWeek of 2019-07-01: 30 positiveWeek of 2019-07-01: 2 negativeWeek of 2019-08-01: 6 positiveWeek of 2019-08-01: 6 negativeWeek of 2019-09-01: 6 positiveWeek of 2019-10-01: 9 positiveWeek of 2019-11-01: 14 positiveWeek of 2019-11-01: 4 negativeWeek of 2019-12-01: 12 positiveWeek of 2020-01-01: 11 positiveWeek of 2020-01-01: 2 negativeWeek of 2020-02-01: 8 positiveWeek of 2020-03-01: 15 positiveWeek of 2020-03-01: 1 negativeWeek of 2020-04-01: 9 positiveWeek of 2020-05-01: 7 positiveWeek of 2020-05-01: 1 negativeWeek of 2020-06-01: 7 positiveWeek of 2020-06-01: 1 negativeWeek of 2020-07-01: 18 positiveWeek of 2020-07-01: 2 negativeWeek of 2020-08-01: 8 positiveWeek of 2020-08-01: 4 negativeWeek of 2020-09-01: 9 positiveWeek of 2020-10-01: 9 positiveWeek of 2020-10-01: 2 negativeWeek of 2020-11-01: 16 positiveWeek of 2020-11-01: 1 negativeWeek of 2020-12-01: 9 positiveWeek of 2020-12-01: 1 negativeWeek of 2021-01-01: 9 positiveWeek of 2021-02-01: 9 positiveWeek of 2021-03-01: 5 positiveWeek of 2021-04-01: 3 positiveWeek of 2021-05-01: 4 positiveWeek of 2021-06-01: 5 positiveWeek of 2021-06-01: 3 negativeWeek of 2021-07-01: 5 positiveWeek of 2021-07-01: 1 negativeWeek of 2021-08-01: 4 positiveWeek of 2021-09-01: 4 positiveWeek of 2021-10-01: 2 positiveWeek of 2021-10-01: 3 negativeWeek of 2021-11-01: 23 positiveWeek of 2021-11-01: 2 negativeWeek of 2021-12-01: 16 positiveWeek of 2022-01-01: 4 positiveWeek of 2022-01-01: 1 negativeWeek of 2022-02-01: 6 positiveWeek of 2022-02-01: 2 negativeWeek of 2022-03-01: 3 positiveWeek of 2022-03-01: 3 negativeWeek of 2022-04-01: 4 positiveWeek of 2022-04-01: 2 negativeWeek of 2022-05-01: 3 positiveWeek of 2022-06-01: 15 positiveWeek of 2022-06-01: 1 negativeWeek of 2022-07-01: 7 positiveWeek of 2022-07-01: 1 negativeWeek of 2022-08-01: 5 positiveWeek of 2022-08-01: 1 negativeWeek of 2022-09-01: 12 positiveWeek of 2022-09-01: 1 negativeWeek of 2022-10-01: 12 positiveWeek of 2022-11-01: 13 positiveWeek of 2022-11-01: 1 negativeWeek of 2022-12-01: 18 positiveWeek of 2022-12-01: 1 negativeWeek of 2023-01-01: 11 positiveWeek of 2023-01-01: 1 negativeWeek of 2023-02-01: 8 positiveWeek of 2023-02-01: 2 negativeWeek of 2023-03-01: 18 positiveWeek of 2023-03-01: 2 negativeWeek of 2023-04-01: 6 positiveWeek of 2023-04-01: 1 negativeWeek of 2023-05-01: 5 positiveWeek of 2023-06-01: 2 positiveWeek of 2023-06-01: 2 negativeWeek of 2023-07-01: 16 positiveWeek of 2023-07-01: 2 negativeWeek of 2023-08-01: 8 positiveWeek of 2023-08-01: 2 negativeWeek of 2023-09-01: 8 positiveWeek of 2023-10-01: 14 positiveWeek of 2023-11-01: 8 positiveWeek of 2023-12-01: 6 positiveWeek of 2023-12-01: 2 negativeWeek of 2024-01-01: 20 positiveWeek of 2024-01-01: 1 negativeWeek of 2024-02-01: 4 positiveWeek of 2024-02-01: 3 negativeWeek of 2024-03-01: 11 positiveWeek of 2024-03-01: 1 negativeWeek of 2024-04-01: 4 positiveWeek of 2024-04-01: 1 negativeWeek of 2024-05-01: 5 positiveWeek of 2024-06-01: 6 positiveWeek of 2024-07-01: 15 positiveWeek of 2024-07-01: 2 negativeWeek of 2024-08-01: 12 positiveWeek of 2024-08-01: 1 negativeWeek of 2024-09-01: 10 positiveWeek of 2024-09-01: 3 negativeWeek of 2024-10-01: 6 positiveWeek of 2024-10-01: 3 negativeWeek of 2024-11-01: 15 positiveWeek of 2024-11-01: 1 negativeWeek of 2024-12-01: 10 positiveWeek of 2024-12-01: 2 negativeWeek of 2025-01-01: 17 positiveWeek of 2025-01-01: 3 negativeWeek of 2025-02-01: 2 positiveWeek of 2025-03-01: 4 positiveWeek of 2025-03-01: 1 negativeWeek of 2025-04-01: 2 positiveWeek of 2025-05-01: 5 positiveWeek of 2025-06-01: 3 positiveWeek of 2025-07-01: 7 positiveWeek of 2025-07-01: 1 negativeWeek of 2025-08-01: 8 positiveWeek of 2025-08-01: 1 negativeWeek of 2025-09-01: 6 positiveWeek of 2025-10-01: 20 positiveWeek of 2025-10-01: 1 negativeWeek of 2025-11-01: 16 positiveWeek of 2025-11-01: 2 negativeWeek of 2025-12-01: 7 positiveWeek of 2025-12-01: 1 negativeWeek of 2026-01-01: 12 positiveWeek of 2026-01-01: 1 negativeWeek of 2026-02-01: 9 positiveWeek of 2026-03-01: 14 positiveWeek of 2026-03-01: 2 negativeWeek of 2026-04-01: 15 positiveWeek of 2026-04-01: 1 negativeWeek of 2026-05-01: 10 positiveWeek of 2026-05-01: 1 negativeWeek of 2026-06-01: 6 positiveWeek of 2026-06-01: 1 negativeWeek of 2026-07-01: 11 positiveWeek of 2026-07-01: 7 negativeWeek of 2026-08-01: 6 positive
Weekly review counts (Steam review histogram). Positive above the line, negative below.

Players online

902026-09-14 22:00 — 1 players2026-09-16 07:00 — 0 players2026-09-17 14:00 — 1 players2026-09-18 22:00 — 0 players2026-09-20 05:00 — 0 players2026-09-21 13:00 — 4 players2026-09-22 20:00 — 3 players2026-09-24 04:00 — 0 players2026-09-25 11:00 — 4 players2026-09-26 19:00 — 1 players2026-09-28 02:00 — 1 players2026-09-29 10:00 — 2 players2026-09-30 17:00 — 2 players2026-10-02 01:00 — 1 players2026-10-03 08:00 — 2 players2026-10-04 17:00 — 7 players2026-10-06 00:00 — 1 players2026-10-07 08:00 — 2 players2026-10-08 15:00 — 9 players2026-10-09 23:00 — 2 players2026-10-11 06:00 — 0 players2026-10-12 14:00 — 1 players2026-10-13 21:00 — 3 players2026-10-14 13:00 — 2 players
Concurrent players, hourly average, last 30 days (census samples).
341Oct 2013Jul 2026Oct 2013 — avg 34 · peak 172Feb 2014 — avg 3 · peak 11Jun 2014 — avg 4 · peak 14Oct 2014 — avg 5 · peak 105Feb 2015 — avg 3 · peak 9Jun 2015 — avg 8 · peak 22Oct 2015 — avg 4 · peak 40Feb 2016 — avg 3 · peak 9Jun 2016 — avg 4 · peak 20Oct 2016 — avg 5 · peak 21Feb 2017 — avg 2 · peak 8Jun 2017 — avg 3 · peak 16Oct 2017 — avg 2 · peak 18Feb 2018 — avg 2 · peak 10Jun 2018 — avg 2 · peak 15Oct 2018 — avg 2 · peak 16Feb 2019 — avg 2 · peak 11Jun 2019 — avg 9 · peak 33Oct 2019 — avg 2 · peak 7Feb 2020 — avg 2 · peak 8Jun 2020 — avg 2 · peak 9Oct 2020 — avg 2 · peak 16Feb 2021 — avg 3 · peak 14Jun 2021 — avg 1 · peak 6Oct 2021 — avg 3 · peak 24Feb 2022 — avg 2 · peak 6Jul 2022 — avg 2 · peak 9Nov 2022 — avg 3 · peak 11Mar 2023 — avg 3 · peak 12Aug 2023 — avg 2 · peak 7Jan 2024 — avg 2 · peak 11May 2024 — avg 2 · peak 7Sep 2024 — avg 2 · peak 7Jan 2025 — avg 3 · peak 11Jan 2026 — avg 3 · peak 16Jul 2026 — avg 3 · peak 10
Monthly average players (source: steamcharts.com) — history via steamcharts.com; live census sampling since Aug 2026.

Price history

$9.99$0.992015-01-012026-10-142015-01-01 — best price $4.992015-06-21 — best price $9.992015-10-30 — best price $1.492016-01-05 — best price $9.992016-04-28 — best price $2.492016-07-04 — best price $1.992016-12-06 — best price $1.492017-05-25 — best price $9.992017-11-01 — best price $9.992018-01-25 — best price $9.992018-10-19 — best price $9.992018-11-27 — best price $9.992019-02-03 — best price $9.992019-04-26 — best price $9.992019-07-11 — best price $9.992019-11-01 — best price $9.992020-05-27 — best price $2.992020-11-02 — best price $9.992022-01-05 — best price $9.992022-11-29 — best price $9.992023-10-24 — best price $9.992024-03-05 — best price $3.992024-07-11 — best price $9.992024-10-16 — best price $2.992025-01-16 — best price $9.992025-08-02 — best price $9.992025-11-16 — best price $9.992026-02-21 — best price $2.392026-05-15 — best price $2.392026-07-30 — best price $9.992026-09-02 — best price $9.992026-09-12 — best price $1.992026-09-22 — best price $9.992026-10-02 — best price $9.992026-10-12 — best price $9.992026-10-14 — best price $9.99
Lowest recorded price across tracked stores, per day (census snapshots).

Attention

29102026-06-01 — 22 pageviews2026-06-05 — 14 pageviews2026-06-09 — 16 pageviews2026-06-13 — 18 pageviews2026-06-17 — 16 pageviews2026-06-21 — 13 pageviews2026-06-25 — 25 pageviews2026-06-29 — 19 pageviews2026-07-03 — 14 pageviews2026-07-07 — 25 pageviews2026-07-11 — 29 pageviews2026-07-15 — 24 pageviews2026-07-19 — 15 pageviews2026-07-23 — 11 pageviews2026-07-27 — 27 pageviews2026-07-31 — 10 pageviews2026-08-04 — 18 pageviews2026-08-08 — 21 pageviews2026-08-12 — 12 pageviews2026-08-16 — 12 pageviews2026-08-20 — 12 pageviews2026-08-24 — 15 pageviews2026-08-28 — 24 pageviews2026-09-01 — 21 pageviews2026-09-05 — 20 pageviews2026-09-09 — 14 pageviews2026-09-13 — 17 pageviews2026-09-17 — 17 pageviews2026-09-21 — 28 pageviews2026-09-25 — 20 pageviews2026-09-29 — 23 pageviews2026-10-03 — 24 pageviews2026-10-07 — 12 pageviews2026-10-11 — 22 pageviews
Daily Wikipedia pageviews (attention proxy, census-recorded).

Completion

18
achievements tracked
60.9%
earned "My name is Nobody"
20.7%
median achievement earned by

Global achievement rates from Steam.

Details

WindowsmacOSLinuxFull controller supportSingle-playerSteam AchievementsFull controller supportSteam Trading CardsFamily Sharing

4 supported languages: English, German, Polish, Russian

Console footprint

PlatformPlayers trackedCompletionTrophies/achievements
Steam (Steam)4,3228%18
Xbox One (Xbox)5799%18
PS4 (PlayStation)17012%9
PS4 (PlayStation)14116%9
PS Vita (PlayStation)12075%9
PS Vita (PlayStation)10873%9
Switch (Nintendo)10%0

Players tracked by Exophase (achievement/trophy trackers) — a sample of the player base, not total sales.

Where its players are

Share of Steam reviews by language (top languages measured) — a proxy for where the player base lives.

Player tags

2DHorrorPuzzleSurrealStrategyTacticalAdventureDifficultHand-drawnPlatformer

Census log

Computed from census-recorded observations only — dates are observation dates.

Players also track

Legends of EisenwaldStar Control®: OriginsUnclaimed WorldChasmSurvivalistJudgment: Apocalypse Survival SimulationForce of NatureDream Alone

Similarity via IGDB.

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