PCGame

Parallel Experiment

Two-player puzzle adventure where each detective holds different clues

Eleven Puzzles · Released Jun 5, 2025

AdventureIndie

Reviews
Very Positive
84% of 746
Recent reviews
Very Positive
92% of 25 in 30 days
Players
1
daily peak, Oct 28, 2026
Steam Deck
Verified
Last update on Steam
1 month ago
Sep 17, 2026
Minimum PC
Hd 520
4 GB RAM · 2 GB disk
Full requirements

What is Parallel Experiment?

This standalone point-and-click adventure uses a noir-inspired setting and comic-book art, with detectives Ally and Old Dog becoming the Cryptic Killer's targets. You solve locks and ciphers, work through conversations together, and play cooperative minigames. Both players need their own copy, an internet connection, and voice communication.

For you if...

  • +you enjoy explaining clues and reasoning through problems together

Not for you if...

  • −you prefer straightforward puzzles that stay easy throughout

What players say

84% of 746 reviews are positive · 92% of 25 in the last 30 days

Players praise the variety of puzzle ideas and how they use cooperation. Complaints focus on confusing later puzzles and a story some players find muddled.

Screenshots and trailer

Parallel Experiment screenshot 1

Parallel Experiment system requirements

Minimum: Hd 520, 4 GB RAM, 2 GB of disk space.

As published by the developer.

Can my PC run Parallel Experiment?

Tell us your graphics card once and every game page will answer this for you.

Set up my PC →

Minimum

OS
Windows 7
Processor
Intel core 2 DUO 2GHz+, AMD Athlon TMX2 2.2GHz+
Graphics
Intel Hd graphics 520
Memory
4 GB RAM
Storage
2 GB available space
Notes
A working PC-compatible microphone

Recommended

OS
Windows 8/10/11
Processor
Intel core I5-4440, AMD FX 6300
Graphics
Nvidia GeForce GT 740, AMD Radeon R7 250
Memory
8 GB RAM
Storage
2 GB available space
Notes
A working PC-compatible microphone

Does Parallel Experiment have co-op or multiplayer?

Yes: co-op online. There is no single-player mode. Crossplay with other platforms is declared.

Does Parallel Experiment run on Steam Deck?

Verified Yes, Verified by Valve: it works on Steam Deck out of the box.

  • All functionality is accessible with the default controller configuration
  • Shows Steam Deck controller icons
  • In-game text is legible on Steam Deck
  • Default graphics settings perform well on Steam Deck

PC version details

DRM
None declared on Steam
Controller
Keyboard and mouse
Platforms
Windows, macOS
Achievements
26
Steam features
Family Sharing
Languages
Full audio: English. Text only: French, Italian, German, Polish, Russian, Simplified Chinese, Spanish - Latin America, Turkish.

Does Parallel Experiment use AI-generated content?

No AI-generated content is disclosed on the game's Steam page.

Self-reported by the developer under Steam rules: it covers AI content that ships in the game, not tools used to make it. Steam page checked on Oct 27, 2026. How to filter AI games on Steam

Tags

Recent updates

1 DLC available.

Games like Parallel Experiment