Press
Updated October 16, 2026
Articles that have covered KEEPYBOO, newest first.
2 articles (Japan 1, South Korea 1)
GameChosun (게임조선)
운 없이 논리로만 푼다… 1인 개발 추리 퍼즐 ‘키피부’ 모바일 출시
Translation: Solved by logic alone, no luck needed… solo-developed deduction puzzle “KEEPYBOO” launches on mobile
A news story on a Korean game site. It reports that Bit, an indie developer in Japan, has released KEEPYBOO, a deduction puzzle made by one person, on iOS and Android, and describes the game: use number clues to find where ghosts are hiding on the board.
Game-i
「KEEPYBOO（キピブー）」運に頼らない、数字だけでおばけを見つけ出す推理パズル
Translation: “KEEPYBOO”: a deduction puzzle where you find ghosts with numbers alone, never by luck
A feature on Game-i, a Japanese site that analyzes app sales rankings. It covers how to play with the cell numbers and the row and column counts, that all 2,000 rounds can be solved by logic alone, the five ghosts (the “Keepyboos”) and their reactions, the cosmetic sets, and the “Tip of the day” that teaches reasoning techniques.
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Contact: contact@keepyboo.com (Bit K.K.)
Fact sheet
| Name | KEEPYBOO |
|---|---|
| Genre | Logic puzzle (use number clues to find hidden ghosts) |
| Platforms | iPhone, iPad / Android (released September 2026) |
| Rounds | 2,000 rounds in 10 tiers, boards from 4×4 to 9×9. Every round checked one by one to be solvable without guessing |
| Price | Free to play (1,110 rounds). Contains ads. One-time purchases to remove ads and for 2 extra round packs (no subscription) |
| Play | No time limit · plays offline |
| Languages | 14 |
| Developer | Bit K.K. (Bit Corp.), a solo developer in Japan |
| Trailer | 36-second gameplay video (YouTube) |
| Stores | App Store · Google Play |