# Unium

Summer DB entity ID: f1508b0f\-714d\-4f63\-accc\-c3a80be2ef9f

Steam App ID: 357600

Your task is to draw a line\.  A single line\.  How complex can that be?    Start with one tile and trace a line to the next, then the next\.  Each tile you pass over flips from black to white, or back again\.  Using only a single line, can you flip all the black tiles?    The simplest puzzle can have hundreds of solutions, and Unium features over 100 levels to solve your way through\.  Unlock harder puzzles by solving easier ones, learn what works and what doesn't, and solve puzzles in multiple ways to earn achievements\.  Even better, use the built\-in level editor to create your own puzzles, and share them on Steam Workshop\!  Unium is a fantastic pick up and play puzzle game that can entertain for a minute or an hour\.

## Game information

- Type: game

- Developer: Kittehface Software

- Publisher: Kittehface Software

- Release date: Mar 27, 2015

- Coming soon: false

- Free to play: false

- Parent Steam app: Not collected

- Genres: Casual, Indie, Strategy

- Categories: Single\-player, Steam Achievements, Steam Trading Cards, Steam Workshop, Steam Cloud, Includes level editor, Family Sharing

- Platforms: windows, mac, linux

- Website: Not collected

- Screenshots: https://shared\.akamai\.steamstatic\.com/store\_item\_assets/steam/apps/357600/ss\_d351699035528113a090b39d3c9b9589e7a928ad\.1920x1080\.jpg?t=1668642958, https://shared\.akamai\.steamstatic\.com/store\_item\_assets/steam/apps/357600/ss\_4d50d602aa2a618eacdb3874bca3267e14e26655\.1920x1080\.jpg?t=1668642958, https://shared\.akamai\.steamstatic\.com/store\_item\_assets/steam/apps/357600/ss\_8e780884ee2c98536090cab369c1aac3e7aaf846\.1920x1080\.jpg?t=1668642958, https://shared\.akamai\.steamstatic\.com/store\_item\_assets/steam/apps/357600/ss\_ba167292448cb86bf9b37a19439e14d91cb3a9d8\.1920x1080\.jpg?t=1668642958, https://shared\.akamai\.steamstatic\.com/store\_item\_assets/steam/apps/357600/ss\_88f916993f77665033c654bf83713210be6ab3b0\.1920x1080\.jpg?t=1668642958, https://shared\.akamai\.steamstatic\.com/store\_item\_assets/steam/apps/357600/ss\_16e75ed4088afffc6aded3f491bb1f2d69f8c9e4\.1920x1080\.jpg?t=1668642958

- Price: 199 minor units USD; discount 0%

- Price country: US

## Observed metrics

- Current players: 0

- Steam review count: 320

- Steam positive reviews: 298

- Steam negative reviews: 22

- Steam positive percentage: 93.125%

- Summer DB rating: No native votes

Review filters: \{"language":"all","review\_type":"all","purchase\_type":"all","filter\_offtopic\_activity":0\}

## Player history

[Seven-day chart data as Markdown](/api/v1/entities/f1508b0f-714d-4f63-accc-c3a80be2ef9f/player-metrics?days=7&format=markdown) · [JSON](/api/v1/entities/f1508b0f-714d-4f63-accc-c3a80be2ef9f/player-metrics?days=7)

Chart values are hourly observed maxima. The sampled 24-hour peak and missing intervals carry explicit coverage; history before collection is unknown.

## Sources and freshness

- Catalog membership: store\_catalog

- Catalog observed: 2026\-09\-24T19:57:04\.362365\+00:00

- Details observed: 2026\-09\-22T04:03:44\.254101\+00:00

- Player count observed: 2026\-09\-22T04:03:45\.653383\+00:00

- Reviews observed: 2026\-09\-22T04:03:45\.277457\+00:00

Full provenance: \{"urls":\{"price":"https://store\.steampowered\.com/app/357600/","catalog":"https://api\.steampowered\.com/IStoreService/GetAppList/v1/","details":"https://store\.steampowered\.com/app/357600/","players":"https://api\.steampowered\.com/ISteamUserStats/GetNumberOfCurrentPlayers/v1/?appid=357600","reviews":"https://store\.steampowered\.com/appreviews/357600"\},"price":"2026\-09\-22T04:03:44\.254101\+00:00","source":"steam","catalog":"2026\-09\-24T19:57:04\.362365\+00:00","country":"US","details":"2026\-09\-22T04:03:44\.254101\+00:00","players":"2026\-09\-22T04:03:45\.653383\+00:00","reviews":"2026\-09\-22T04:03:45\.277457\+00:00","language":"en","editorial":null,"membership":"store\_catalog","observations":\{"price":"da6ceaf5\-3523\-4c25\-84b3\-41f9f6a92e39","catalog":"aa44785a\-3650\-4b88\-a219\-a19e2ec34820","details":"0eecbcb1\-8926\-414c\-a7b4\-af4dc6105a3f","players":"0fa7a114\-56db\-45ec\-97ec\-1eccaa296d4a","reviews":"d405b965\-9dd7\-4383\-94a1\-ab05edea9134"\},"reviewFilters":\{"language":"all","review\_type":"all","purchase\_type":"all","filter\_offtopic\_activity":0\}\}

Native rating methodology: \{"count":0,"average":null,"entityId":"f1508b0f\-714d\-4f63\-accc\-c3a80be2ef9f","revision":0,"observedAt":null,"methodology":"arithmetic\-v1","distribution":\[0,0,0,0,0,0,0,0,0,0\]\}

Steam reviews are not Summer DB votes. Missing data is not zero. Player counts are observations, not historical peaks. A supplemental record does not establish that a game was delisted.

[Steam store](https://store.steampowered.com/app/357600/) · [JSON](/api/v1/games/f1508b0f-714d-4f63-accc-c3a80be2ef9f)