Inscrutable FourDC -Imprisonment-
Live player count and Steam charts
Do you think solving puzzles is easy? "Inscrutable FourDC" is a game of extreme difficulty focused on one goal: deriving a 4-Digit Code (4DC). There is no time limit, but five wrong guesses will force you to the next problem. You will reach the ending—even if you fail to solve a single riddle.
Player history
Each point is the highest number of players online in that day (UTC). Recorded by Steamalytics every hour since July 16, 2026. Zoom in for finer detail.
Monthly player counts
| Month | Avg players | Gain | % gain | Peak |
|---|---|---|---|---|
| Jul 2026 * | 0 | — | — | 1 |
* current month, data so far
Recent updates
- Jul 24, 2026Demo Update
When people play
Average concurrent players by day and hour over the last 14 days, shown in .
Daily activity peaks around 07:00 — a pattern consistent with a player base concentrated in East Asia & Oceania. Steam publishes no per-country player data, so this is inferred from play times.
Achievements
Every achievement in the game, ordered from most to least earned (#1 is the one the most players have). Height is the share of all players who have it; the dashed line is the median. Global rates from Steam.
