A.D.D. (Anomaly Detection Department): Investigate the Backrooms

9/7/2026, 12:50:15 AM

Release date: 7/31/2026

Tags: #simulation #card-game #management #strategy #exploration #puzzle #indie #tabletop

User Reviews

Score: 78%Mostly Positive
Review Count: 72 reviews
Fetched At: 9/16/2026, 9:47:52 PM

Reference prices

Japan

Free to Play (JPY)

Steam JP

Free to Play (USD)

Steam

Live Store Snapshot

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Japan Price: Free to Play
Global Price: Free to Play
Sale Status: Regular pricing
Price Checked At: 9/7/2026, 12:45:08 AM

The price snapshot and review snapshot differ by about 237 hours. Because they are not always refreshed at the same time, confirm the latest Steam listing before making a purchase decision.

Key highlight

Investigate unexplained anomalies linked to 'abnormal physical spaces' known as the Backrooms in A.D.D. (Anomaly Detection Department). This free-to-play simulation, strategy, and card game by One More Spoon tasks player

Who this is for

If you're intrigued by the unique Backrooms setting and the blend of simulation, card game, and strategy elements, A.D.D. is definitely worth checking out.

Details

Overview

Welcome to A.D.D. (Anomaly Detection Department), a simulation and strategy game developed by One More Spoon and published by Jungle Game Lab. HALCYON INDUSTRIES has detected unexplained anomalies worldwide, which appear to be linked to 'abnormal physical spaces' defying the laws of reality – collectively known as the 'Backrooms'. Your role is crucial in investigating these phenomena, as current information is severely limited. The game blends elements of card games, management, strategy, exploration, and puzzle-solving, offering a unique experience for those intrigued by the unknown.

Highlights

A.D.D. is a free-to-play title that falls under Simulation, Card Game, Management, Strategy, Exploration, and Puzzle genres.
Developed by One More Spoon and published by Jungle Game Lab, it features multiplayer support and Steam Achievements.
Players are tasked with investigating mysterious 'Backrooms' that defy conventional physics, requiring strategic thinking and careful management.

Who It's For

This game is ideal for players who enjoy strategic management and puzzle-solving within a mysterious, exploration-focused setting. Fans of card games looking for a unique application of mechanics, and those intrigued by the concept of investigating unexplained phenomena, will find A.D.D. particularly engaging.

Game Info

Released on July 31, 2026, A.D.D. supports multiple languages including English, Korean, Japanese, and Chinese. It is rated for all ages and offers features like Steam Cloud and Family Sharing. The game has garnered a 'Mostly Positive' reception from Steam users, highlighting its engaging gameplay and intriguing premise.