Dr. Cog is a deck-building roguelike game using gears. Operate the memory restoration machine, turn gears, discover and enhance them, and build synergies. Complete the memory restoration within the time limit, recover the client's lost memories, and reach the final chapter.

Public builds
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Counted once we have watched for 90 days (since 21 Oct 2026)
Distinct builds deployed to a game's public (default) Steam branch, as Steam's client network describes them.
Checked within minutes of each Steam change. Observed since 21 Oct 2026.
Source: Steam client network (PICS), App info, public branch. Full methodology
Latest public build
Build 21645424
Update posts
1 postsPosts announcing an update, tagged or not
Posts in a game's official Steam news feed that announce an update: tagged as patch notes by the developer, or plainly about a patch or a released update.
Source: Steam Web API, ISteamNews/GetNewsForApp. Full methodology
Typical gap between builds
Not enough builds yet| Build | Went live | Patch notes |
|---|---|---|
| 21645424 | DR.COG Minor Patch 1.4.3 |
From Steam’s client network, last checked . Builds before 21 Oct 2026, when we started watching, aren't listed. Patch notes are the developer’s update post from an hour before to a day after the build. Not every build gets one. How we count
| Posted | Update |
|---|---|
| 26 Jan 2026 | DR.COG Minor Patch 1.4.3 Update |
| 2 Apr 2025 | Hotfix Patch notes |
| 23 Mar 2025 | 25.03.24 Ver 1.4.2 Update Patch notes |
| 18 Mar 2025 | Japanese Addition and Tutorial Explanation Update Patch notes |
| 4 Jan 2025 | 25.01.04 Ver 1.4 Patch Update |
| 26 Dec 2024 |
| 24.12.26 Ver 1.3 Patch Update |
| 23 Dec 2024 | 24.12.23 Ver 1.2 Patch Update |
| 19 Dec 2024 | Minor Update 1.11 Patch notes |
| 18 Dec 2024 | 24.12.18 1.1.0 ver PatchNote Update |
Steam keeps no record of past build numbers, so before 21 Oct 2026 a game’s update history comes from its own Steam news: posts tagged as patch notes, and untagged posts that plainly announce a patch or a released update. Older posts are still being read in, most played games first. How we count