1.0.16
May 27, 2022 · seen Sep 16, 2026
Open Puzzle Box is a nonogram / logic game by Neptune Corp. with 5,000,000+ downloads (about 7.6M estimated). +198 installs in the last 7 days. Rated 4.3 from 92K ratings. Released Dec 29, 2014. Install growth, rank history, SDKs and ad networks.
From the store listing: “A new puzzle game that you've never experienced before has been released. This puzzle mechanics are simple, but unique enough to capture your interest. Game rules are simple. Use touch, drag, and dual-touch functions to solve puzzles of locked mysterious boxes. Opening boxes may sound simple, but can get very tricky.…”