steamiqhq
★ Watchlist
Parallel Experiment

Game overview

Parallel Experiment

Two detectives, one deadly experiment, a race against time. Each player only has one half of the puzzle. In this 2-player co-op puzzle game you can survive the parallel experiment only by working together.

Adventure Indie
Last tracked players
18
Recorded peak
84
24-hour change
Unavailable

Delayed observation · last tracked . Values marked unavailable are not estimated. Recorded peak is the highest player count observed by SteamIQHQ; earlier records may be outside our coverage.

Thinking of returning to Parallel Experiment?

See recorded Steam news, player activity and price changes since your last visit.

See what changed in Parallel Experiment
About this game Read the full description

IMPORTANT: "Parallel Experiment" is a 2-player cooperative puzzle game with escape room-like elements. Each player must have their own copy on either mobile, tablet, PC or Mac (cross-platform play is supported).

In the game players take on the roles of two detectives who are often separated, each with different clues, and must work together to solve puzzles.  Internet connection and voice communication are essential. Need a Player Two? Join our community on Discord! Find the link on the side of our Steam page.

Parallel Experiment is a noir-inspired adventure with a comic book art style, featuring detectives Ally and Old Dog. While following the trail of the dangerous Cryptic Killer, they suddenly become his targets and are now unwilling participants in his twisted experiment. 

This is the second standalone chapter in the “Cryptic Killer” cooperative point-and-click puzzle game series. You can play Unboxing the Cryptic Killer first, if you want to learn more about our detectives and their nemesis, but Parallel Experiment can be enjoyed without prior knowledge.

KEY FEATURES

🔍 Two Player Co-Op

​In Parallel Experiment, players must rely on their communication skills as they’re separated and must each discover unique clues that are vital for solving puzzles on the other end. Teamwork is essential to crack the Cryptic Killer’s codes.

🧩 Challenging Collaborative Puzzles

​There are over 80 puzzles striking the perfect balance between challenging yet fair. But you're not facing them on your own! Communicate with your partner on how to best proceed, solve a puzzle on your end that unlocks the next step for them and discover a wide variety of puzzles from redirecting water flows, finding computer passwords and unlocking intricate locks, to deciphering cryptic ciphers, soldering electronic components, and even waking up a drunk!

🕹️ Two Can Play That Game

​Looking for a break from the main investigation? Dive into a variety of retro-inspired mini-games designed with a fresh cooperative twist. Challenge each other to darts, Three in a Row, Match Three, Claw Machine, Push and Pull, and more. Think you know these classics? We’ve reinvented them for a whole new co-op experience

🗨️ Cooperative Dialogues

​Uncover vital clues through collaborative conversations. NPCs respond dynamically to each player, offering new layers of interaction that only teamwork can unravel. Some conversations are puzzles in themselves that you need to solve together!

🖼️ A story told in panels

Our love for comic books shines in Parallel Experiment. Every cutscene is presented as a beautifully crafted comic book page, immersing you in a gripping, noir-inspired narrative.

How many pages did we create to tell the story? Almost 100 pages! Even we were surprised by how much it took, but every panel was worth it to deliver a story that keeps you on edge until the very last frame.

✍️ Draw on… Everything!

​Every detective needs a notebook. In Parallel Experiment, players can jot down notes, sketch solutions, and interact with the environment in creative ways. But we all know what you're going to draw first…

🐒 Annoy Each Other

​This is a key feature? Yes. Yes, it is. ​

​Each level will have some way for players to annoy their co-op partner: knock on a window to distract them, poke them, make their screens shake. You already know you'll be doing this just by reading it, right?

Parallel Experiment has a variety of mind-twisting challenges that push the boundaries of cooperative puzzle design, offering situations never seen before in other games.

Player activity

Concurrent players over the last 48 hours.

Loading player history?

Price history

Last 30 days ? prices in the selected region?s currency.

Loading price history?
Parallel Experiment is now Steam Deck Verified! Parallel Experiment - Patch 2.0.3 Sales in Russia suspended due to connection issues
System requirements Windows · macOS

Windows

Minimum

Minimum:
  • Requires a 64-bit processor and operating system
  • OS *: Windows 7
  • Processor: Intel core 2 DUO 2GHz+, AMD Athlon TMX2 2.2GHz+
  • Memory: 4 GB RAM
  • Graphics: Intel Hd graphics 520
  • Network: Broadband Internet connection
  • Storage: 2 GB available space
  • Additional Notes: A working PC-compatible microphone

Recommended

Recommended:
  • Requires a 64-bit processor and operating system
  • OS *: Windows 8/10/11
  • Processor: Intel core I5-4440, AMD FX 6300
  • Memory: 8 GB RAM
  • Graphics: Nvidia GeForce GT 740, AMD Radeon R7 250
  • Network: Broadband Internet connection
  • Storage: 2 GB available space
  • Additional Notes: A working PC-compatible microphone

macOS

Minimum

Minimum:
  • OS: macOS 10.13+
  • Processor: Apple M1 or Intel Core M
  • Memory: 4 GB RAM
  • Graphics: Intel Hd graphics 520
  • Network: Broadband Internet connection
  • Additional Notes: A working PC-compatible microphone

Recommended

Recommended:
  • OS: macOS 10.13+
  • Processor: Apple M1 or Intel Core M
  • Memory: 4 GB RAM
  • Graphics: Nvidia GeForce GT 740, AMD Radeon R7 250
  • Network: Broadband Internet connection
  • Additional Notes: A working PC-compatible microphone
Game details Languages, features & support
Publisher
Eleven Puzzles
Brazilian rating
12
Steam Germany rating
12
Achievements
26
Features
Multi-player, Co-op, Online Co-op, Cross-Platform Multiplayer, Steam Achievements, Family Sharing
Languages
English*, French, Italian, German, Polish, Russian, Simplified Chinese, Spanish - Latin America, Turkish
*languages with full audio support
Compatibility & accessibility Steam Deck, controllers & access features

Can I Play This?

Steam declarations and Valve's Steam Deck compatibility result. Missing data is shown as unknown, never unsupported.

Some source data is stale
Native Steam builds
Windows: unknown
macOS: unknown
Linux: unknown
Steam Deck
verified
Valve compatibility test
Input
Controller support: unknown
Structured language support (12)
LanguageInterfaceFull audioSubtitles
EnglishYesYesYes
FrenchYesNoYes
ItalianYesNoYes
GermanYesNoYes
PolishYesNoYes
Portuguese - BrazilNoNoYes
RussianYesNoYes
Simplified ChineseYesNoYes
Spanish - Latin AmericaYesNoYes
TurkishYesNoYes
JapaneseNoNoYes
KoreanNoNoYes
Steam store page stale · checked 2026-09-29 PCGamingWiki technical notes External link only; SteamIQHQ does not ingest PCGamingWiki content.
More analysis Activity patterns, updates & developer tools

Build a competitor report

Genre Benchmarks

Player Count Top 25%
Value Ratio Top 18%

Activity Heatmap

UTC+0 (Your Timezone)
44
Peak Activity
20
Avg Activity
8
Active Hours
5%
Sample coverage
Less Active
More Active
0
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
Sun 📍
Sunday 0:00
No samples
Sunday 1:00
No samples
Sunday 2:00
No samples
Sunday 3:00
No samples
Sunday 4:00
11 players · 1 samples
Sunday 5:00
No samples
Sunday 6:00
No samples
Sunday 7:00
No samples
Sunday 8:00
18 players · 1 samples
Sunday 9:00
No samples
Sunday 10:00
No samples
Sunday 11:00
No samples
Sunday 12:00
No samples
Sunday 13:00
No samples
Sunday 14:00
No samples
Sunday 15:00
No samples
Sunday 16:00
No samples
Sunday 17:00
No samples
Sunday 18:00
No samples
Sunday 19:00
No samples
Sunday 20:00
No samples
Sunday 21:00
No samples
Sunday 22:00
No samples
Sunday 23:00
No samples
Mon
Monday 0:00
No samples
Monday 1:00
No samples
Monday 2:00
No samples
Monday 3:00
No samples
Monday 4:00
No samples
Monday 5:00
No samples
Monday 6:00
No samples
Monday 7:00
No samples
Monday 8:00
No samples
Monday 9:00
6 players · 1 samples
Monday 10:00
No samples
Monday 11:00
No samples
Monday 12:00
16 players · 1 samples
Monday 13:00
No samples
Monday 14:00
No samples
Monday 15:00
No samples
Monday 16:00
No samples
Monday 17:00
No samples
Monday 18:00
No samples
Monday 19:00
No samples
Monday 20:00
No samples
Monday 21:00
No samples
Monday 22:00
No samples
Monday 23:00
No samples
Tue
Tuesday 0:00
No samples
Tuesday 1:00
No samples
Tuesday 2:00
No samples
Tuesday 3:00
No samples
Tuesday 4:00
No samples
Tuesday 5:00
No samples
Tuesday 6:00
No samples
Tuesday 7:00
No samples
Tuesday 8:00
No samples
Tuesday 9:00
No samples
Tuesday 10:00
No samples
Tuesday 11:00
No samples
Tuesday 12:00
No samples
Tuesday 13:00
No samples
Tuesday 14:00
No samples
Tuesday 15:00
15 players · 1 samples
Tuesday 16:00
No samples
Tuesday 17:00
No samples
Tuesday 18:00
No samples
Tuesday 19:00
No samples
Tuesday 20:00
No samples
Tuesday 21:00
No samples
Tuesday 22:00
No samples
Tuesday 23:00
No samples
Wed
Wednesday 0:00
No samples
Wednesday 1:00
No samples
Wednesday 2:00
No samples
Wednesday 3:00
No samples
Wednesday 4:00
No samples
Wednesday 5:00
12 players · 1 samples
Wednesday 6:00
No samples
Wednesday 7:00
No samples
Wednesday 8:00
No samples
Wednesday 9:00
No samples
Wednesday 10:00
No samples
Wednesday 11:00
No samples
Wednesday 12:00
No samples
Wednesday 13:00
No samples
Wednesday 14:00
No samples
Wednesday 15:00
No samples
Wednesday 16:00
No samples
Wednesday 17:00
No samples
Wednesday 18:00
No samples
Wednesday 19:00
No samples
Wednesday 20:00
No samples
Wednesday 21:00
No samples
Wednesday 22:00
No samples
Wednesday 23:00
No samples
Thu
Thursday 0:00
No samples
Thursday 1:00
No samples
Thursday 2:00
No samples
Thursday 3:00
No samples
Thursday 4:00
No samples
Thursday 5:00
No samples
Thursday 6:00
No samples
Thursday 7:00
No samples
Thursday 8:00
No samples
Thursday 9:00
No samples
Thursday 10:00
No samples
Thursday 11:00
No samples
Thursday 12:00
No samples
Thursday 13:00
No samples
Thursday 14:00
No samples
Thursday 15:00
No samples
Thursday 16:00
No samples
Thursday 17:00
No samples
Thursday 18:00
No samples
Thursday 19:00
No samples
Thursday 20:00
No samples
Thursday 21:00
No samples
Thursday 22:00
No samples
Thursday 23:00
No samples
Fri
Friday 0:00
No samples
Friday 1:00
No samples
Friday 2:00
No samples
Friday 3:00
No samples
Friday 4:00
19 players · 1 samples
Friday 5:00
No samples
Friday 6:00
No samples
Friday 7:00
No samples
Friday 8:00
No samples
Friday 9:00
No samples
Friday 10:00
No samples
Friday 11:00
No samples
Friday 12:00
No samples
Friday 13:00
No samples
Friday 14:00
44 players · 1 samples
Friday 15:00
No samples
Friday 16:00
No samples
Friday 17:00
No samples
Friday 18:00
No samples
Friday 19:00
43 players · 1 samples
Friday 20:00
No samples
Friday 21:00
No samples
Friday 22:00
No samples
Friday 23:00
No samples
Sat
Saturday 0:00
No samples
Saturday 1:00
No samples
Saturday 2:00
No samples
Saturday 3:00
No samples
Saturday 4:00
No samples
Saturday 5:00
No samples
Saturday 6:00
No samples
Saturday 7:00
No samples
Saturday 8:00
No samples
Saturday 9:00
No samples
Saturday 10:00
No samples
Saturday 11:00
No samples
Saturday 12:00
No samples
Saturday 13:00
No samples
Saturday 14:00
No samples
Saturday 15:00
No samples
Saturday 16:00
No samples
Saturday 17:00
No samples
Saturday 18:00
No samples
Saturday 19:00
No samples
Saturday 20:00
No samples
Saturday 21:00
No samples
Saturday 22:00
No samples
Saturday 23:00
No samples

Developer Analytics

Loading competitors...

Frequently Asked Questions

What is the recorded Steam price for Parallel Experiment?
The last observed Steam price for Parallel Experiment is $4.99. Check Steam for current pricing and availability.
What genre is Parallel Experiment?
Parallel Experiment is a Adventure, Indie game.
Who developed Parallel Experiment?
Parallel Experiment was developed by Eleven Puzzles and published by Eleven Puzzles.
What platforms does Parallel Experiment support?
Available on Steam for Windows, macOS.