Jupiter Hell Classic is a old-school true Roguelike shooter with turn-based tactics, permadeath, procedural levels, and 90s sci-fi carnage in its purest form. Rip and Tear!

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 26301221
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
3 daysMiddle gap across the last 5 builds we saw
| Build | Went live | Patch notes |
|---|---|---|
| 26301221 | None posted | |
| 26229443 | None posted | |
| 26223284 | None posted | |
| 26222393 | None posted | |
| 24914439 | 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 update post from an hour before to a day after the build. Not every build gets one. How we count
| Posted | Update |
|---|---|
| 16 Jun 2026 | Hotfix, Game 0.11a / Engine 0.10.9a Patch notes |
| 30 Sept 2025 | Hotfix, Game 0.6a / Engine 0.10.4a Patch notes |
| 29 Aug 2025 | Hotfix, Game 0.5.0g / Engine 0.10.0g Patch notes |
| 25 Aug 2025 | Hotfix, Game 0.5.0e / Engine 0.10.0e Patch notes |
| 22 Aug 2025 | Hotfix, Game 0.5.0d / Engine 0.10.0d Patch notes |
| 19 Aug 2025 |
| Hotfix, Game 0.5.0c / Engine 0.10.0c Patch notes |
| 16 Aug 2025 | Hotfix, Game 0.5.0b Patch notes |
| 14 Aug 2025 | Hotfix, Game 0.5.0a Patch notes |
| 14 Aug 2025 | Hotfix, Engine 0.10.0a Patch notes |
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