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ON&OFF

ON&OFF

ON&OFF is a turn-based strategy game where you manipulate pieces on a grid to trigger explosive chain reactions. Toggle pieces ON to attack, defend, and heal. Read the enemy's telegraphed intents, unleash powerful skills, and master the board to survive!

Released Jul 31, 2026 Developer DopamineCrucian Publisher Jungle Game Lab Platforms Windows Roguelike DeckbuilderCard GameIndieFree to PlayStrategy
View on Steam ↗ Free (US · as of 2026-09-26)

What players say

Steam review score and the most-helpful voices, which may include critical ones. Score via Steam as of 2026-09-26.

98.4%positive123 reviews
Recommended · 1 found this helpful

“cute game with very unique and fun game mechanics. love it!”

— a player, Steam review · 4 hrs played
Recommended · 1 found this helpful

“Free game that definitely gives that Balatro/Roguelike vibe of "watch big chain go off and do a million things" and "one more run" when you lose. Lost an afternoon to this, could see myself coming back for more.”

— a player, Steam review · 14 hrs played
Recommended · 1 found this helpful

“Recommended I do not usually play free games, but ON&OFF caught my attention — and trying it was a very good decision. This is a cute and charming card game, but there is much more strategy here than the simple look suggests. You place cards on a grid, and their arrows trigger…”

— a player, Steam review · 3 hrs played
Read more reviews ↗

Achievement stats

Global completion rates across all Steam players — a data view of how far people actually get. Source: Steam official stats · as of 2026-09-26.

20achievements
22.2%median completion
3.6%rarest: Conquest
69.0% of players 61.5% of players 49.7% of players 35.6% of players 35.6% of players 34.6% of players 33.2% of players 25.4% of players 24.0% of players 22.8% of players 22.2% of players 18.6% of players 18.0% of players 14.6% of players 9.7% of players 4.9% of players 4.9% of players 3.8% of players 3.7% of players 3.6% of players 69.0% 0% most earned rarest
Almost everyone has
69.0%How Do You Even... — Win a battle.
61.5%Incantation — Trigger a Casting card for the first time.
49.7%Prologue — Clear Act 1.
Rarest badges of honor
3.6%Conquest — Clear Hell Difficulty.
3.7%Purity — Clear the game without using a skill.
3.8%All Directions — Grant all 4 arrows to a Shard Storm card.

Latest official news

Developer announcements via the Steam news API — links go to the original posts. More across all games on the news hub.

Aug 10, 2026
[1.1.0 UPDATE] Difficulty System and New Events Update

Hello, this is DopamineCrucian from the ON&OFF development team! This update introduces the previously announced difficulty system, along with new events and quality-of-life features. We have also imp

Aug 05, 2026
[Minor Update] Tutorial Usability Improvements and Title Screen Overhaul

Hello, this is Dopamine Crucian, the development team behind ON&OFF . This update improves the usability of the tutorial, revises the title screen and some visual effects for the final boss, and adds

Aug 01, 2026
[DAY 1 Patch] Difficulty Adjustments and Improved Progression Guidance

Hello! We are DopamineCrucian, the development team behind ON&OFF . Thank you for all the interest, support, and reviews since launch! However, after reviewing the gameplay data, we found that the cur

Jul 31, 2026
[Official Release] ON&OFF Is Now Available for Free on Steam!

Hello, this is Dopamine Crucian, the development team behind ON&OFF . The grid-based, turn-based deckbuilding roguelite ON&OFF is now officially available on Steam! In ON&OFF, you place cards on a gri

Jul 31, 2026
[Notice] Collection of Gameplay Data and Error Information

Hello, this is Dopamine Crucian, the development team behind ON&OFF . To improve the game’s balance and identify the causes of errors, ON&OFF collects certain gameplay data and error information while

Screenshots

Official Steam store screenshots — click any shot to enlarge.

Facts & details

From the Steam store record, snapshot 2026-09-26.

GenresIndie, Strategy, Free To Play
Player tagsRoguelike Deckbuilder · Card Game · Indie · Free to Play · Strategy · Roguelike · Card Battler · Deckbuilding · Turn-Based Strategy · Turn-Based Tactics · Turn-Based Combat · Roguelite (Steam store community voting)
FeaturesSingle-player · Steam Achievements · Custom Volume Controls · Adjustable Difficulty · Mouse Only Option · #category_playable_at_your_own_pace · Playable without Timed Input · Family Sharing
LanguagesEnglish, Korean, Japanese, Simplified Chinese, Traditional Chinese, German
Achievements20
Minimum system requirements (PC)

Minimum: Requires a 64-bit processor and operating system OS: Windows 10 64 bit Processor: Intel Core i3 Memory: 8 GB RAM Graphics: GeForce GTX 1050Ti DirectX: Version 11 Storage: 1 GB available space Sound Card: Realtek