Unium: A Minimalist Puzzle Game of Flipping Tiles

9/14/2026, 2:05:18 AM

Release date: 3/27/2015

Tags: #casual #indie #puzzle #strategy #minimalist #singleplayer #difficult

User Reviews

Score: 93%Very Positive
Review Count: 320 reviews
Fetched At: 9/14/2026, 2:05:18 AM

Reference prices

Japan

¥ 235 (JPY)

Steam JP

$1.99 (USD)

Steam

Live Store Snapshot

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Japan Price: ¥ 235
Global Price: $1.99
Price in Your Region: ¥ 235Prices as Steam lists them per country. What you are actually charged depends on your Steam account settings.Regional prices checked: 14 Sept 2026
Sale Status: Regular pricing
Price Checked At: 9/14/2026, 2:00:34 AM

Key highlight

Unium is a minimalist puzzle game where you draw a single line to flip all black tiles to white. It features over 100 levels and a built-in level editor for creating and sharing custom puzzles.

Who this is for

If you're looking for a puzzle game that's simple in concept but deep in execution, Unium is a fantastic choice. Its core mechanic of flipping tiles with a single line leads to surprisingly diverse solutions, and the included level editor adds significant replayability.

Details

Overview

Unium is a deceptively simple yet challenging puzzle game developed and published by Kittehface Software. The core mechanic revolves around drawing a single line to flip tiles from black to white, or vice versa. The objective is to flip all black tiles to white using just one continuous line. What begins as a straightforward task quickly escalates in complexity, offering over 100 meticulously crafted levels that test your spatial reasoning and problem-solving skills.

Highlights

Features over 100 levels with increasing difficulty, encouraging players to learn and adapt.
Includes a built-in level editor, allowing players to create and share their own unique puzzles via Steam Workshop.
Developed and published by Kittehface Software, this indie title boasts a 'Very Positive' user reception on Steam.

Who It's For

This game is perfect for players who enjoy minimalist puzzle experiences that offer deep strategic thinking. If you appreciate games that start simple but evolve into complex challenges, and you have a knack for logic and pattern recognition, Unium will provide hours of engaging gameplay. It's also ideal for those who like to flex their creative muscles by designing their own levels.

Game Info

Unium offers a single-player experience with support for multiple languages, including English, French, German, Spanish, Japanese, Korean, Portuguese, Russian, and Simplified Chinese. It is a paid title that also features Steam Achievements and Steam Trading Cards. The game was released on March 27, 2015.