# Ultimate Sudoku Collection \- Gattai\-3 Pack

Summer DB entity ID: 5b53f829\-395d\-431e\-a757\-dc2945669940

Steam App ID: 853881

Contains 250 puzzles of “Gattai\-3 Sudoku”

## Game information

- Type: dlc

- Developer: Stanley Lam

- Publisher: Stanley Lam

- Release date: May 18, 2018

- Coming soon: false

- Free to play: false

- Parent Steam app: 851810

- Genres: Casual, Free To Play, Indie

- Categories: Single\-player, Downloadable Content, Steam Achievements, Family Sharing

- Platforms: windows, mac

- Website: Not collected

- Screenshots: https://shared\.akamai\.steamstatic\.com/store\_item\_assets/steam/apps/853881/ss\_7cfc608212408e2deb7cf1bcbd9d14ec2eb6a860\.1920x1080\.jpg?t=1526629503

- Price: 119 minor units USD; discount 40%

- Price country: US

## Observed metrics

- Current players: Not collected

- Steam review count: 0

- Steam positive reviews: 0

- Steam negative reviews: 0

- Steam positive percentage: Not collected

- 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/5b53f829-395d-431e-a757-dc2945669940/player-metrics?days=7&format=markdown) · [JSON](/api/v1/entities/5b53f829-395d-431e-a757-dc2945669940/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\-28T16:58:32\.455488\+00:00

- Details observed: 2026\-09\-23T13:10:23\.422656\+00:00

- Player count observed: Not collected

- Reviews observed: 2026\-09\-23T13:10:24\.511017\+00:00

Full provenance: \{"urls":\{"price":"https://store\.steampowered\.com/app/853881/","catalog":"https://api\.steampowered\.com/IStoreService/GetAppList/v1/","details":"https://store\.steampowered\.com/app/853881/","players":null,"reviews":"https://store\.steampowered\.com/appreviews/853881"\},"price":"2026\-09\-23T13:10:23\.422656\+00:00","source":"steam","catalog":"2026\-09\-28T16:58:32\.455488\+00:00","country":"US","details":"2026\-09\-23T13:10:23\.422656\+00:00","players":null,"reviews":"2026\-09\-23T13:10:24\.511017\+00:00","language":"en","editorial":null,"membership":"store\_catalog","observations":\{"price":"eaac3eaf\-47ba\-4d81\-b53a\-57c5b1dc83c6","catalog":"9cac6e0b\-d483\-46af\-a4d2\-e1ef863843a5","details":"66dc0354\-1d11\-4555\-a8c0\-a07ada0f1a9c","players":null,"reviews":"19846aa5\-00e2\-45fb\-9654\-303424078453"\},"reviewFilters":\{"language":"all","review\_type":"all","purchase\_type":"all","filter\_offtopic\_activity":0\}\}

Native rating methodology: \{"count":0,"average":null,"entityId":"5b53f829\-395d\-431e\-a757\-dc2945669940","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/853881/) · [JSON](/api/v1/games/5b53f829-395d-431e-a757-dc2945669940)