An armour penetration sandbox. Build the target from plates, thicknesses and angles, pick a penetrator from American, Soviet and German service rounds, fire. The hit is not animated — it is solved from real terminal-ballistics models.

Public builds
—No reading yet
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 26307576
Update posts
11 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 |
|---|---|---|
| 26307576 | ArmorSim 6.9.9 | |
| 26085808 | ArmorSim 6.2.0 |
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 |
|---|---|
| 20 Oct 2026 | ArmorSim 6.2.0 Update |
| 17 Oct 2026 | rmorSim 6.1.0 — detailed crew, ABRAMS, selection and save insertion Patch notes |
| 14 Oct 2026 | ArmorSim 43.43.43 — your own projectiles in Super, the lathe, the workshop Update |
| 10 Oct 2026 | ArmorSim 4.0.0 — drones and countermeasures, electricity, 2D/3D modes Update |
| 8 Oct 2026 | ArmorSim 3.3.3 Update |
| 6 Oct 2026 |
| your own photo at 2d plane mode Patch notes |
| 5 Oct 2026 | ArmorSim 3.0.0 — the Plane mode becomes a proving ground Update |
| 30 Sept 2026 | 3 d custom models Patch notes |
| 27 Sept 2026 | ArmorSim 2.1 — Plane and RADARSIM are now free Patch notes |
| 25 Sept 2026 | Update 2.0 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