Stack by stack is a tower defense game where you have to stop evil cunning robots from stealing the core! Craft towers from enemy robot parts, Printing new metal parts for towers on 3D printers, Mining ore, Shooting. Almost all objects in the game can be carried in a stack on your hands

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 9408864
Typical gap between builds
Not enough builds yet| Build | Went live | Patch notes |
|---|---|---|
| 9408864 | None posted |
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 post tagged as patch notes from an hour before to a day after the build. Not every build gets one. How we count