Early Access
Is Bunker Constructor Simulator still being updated?
Not really. It's slowing down. Last updated 4 months ago, with about 1 update per month.
Last checked Oct 22, 2026
Slowing downAll slowing down games
About the game
Become a bunker builder: take on contracts from the government and local residents, construct underground rooms and furnish them. Grow your business and work toward your ultimate goal — buying your own home and building a fully protected underground bunker.
- Indie
- Simulation
Update history
Recent updates
Jun 20, 2026 · Patch note
HotFix 0.3.5 (opens in new tab)
Fixes: fixed a bug that could prevent the pause menu from opening after interacting with wooden ladders adjusted the surface hatch hologram position in all Level 1 and Level 2 contracts (this issue had no impact on gameplay or construction progress) corrected the estimate for Contract 2.4 — wooden planks are now displayed with the correct name
Jun 20, 2026 · Build
Public branch build 23834605
Latest build time Steam reports for the public branch.
Feb 2, 2026 · Patch note
Dev Log Schedule Update (opens in new tab)
Hi! I’d like to briefly talk about the future format of the dev logs. Initially, I planned to publish a development diary once a week, but in practice it became clear that the results of a single week of work are not always noticeable or interesting from the outside. Sometimes several days can be spent on things that are important for the game but are almos…
Jan 26, 2026 · Patch note
Dev Log #3 — Knock, knock. Who’s there? Update 0.4. Please wait a bit (opens in new tab)
Hi! As you can probably tell from the title, the update release is taking a bit longer than expected. The new contracts turned out to be more complex to develop than I initially anticipated, and I’m still working on them. I expect to finish this update — at least bring it to a full testing stage — within the current week. I deliberately focus more on testin…
Jan 12, 2026 · Patch note
Dev Log #1 — Introduction and the Road to Version 0.4 (opens in new tab)
Hello everyone! I guess it’s finally time for us to get acquainted ) My name is Alexey, I’m the solo developer of Bunker Constructor Simulator, and I’ve decided to start a small developer diary. The plan is simple — short updates once a week, so you can follow the development and be sure that the project is alive and the developer is still around ) What was…
Questions
When was the last Bunker Constructor Simulator update?
Bunker Constructor Simulator last posted a patch note 4 months ago (Jun 20, 2026: HotFix 0.3.5 (opens in new tab)).
How often does Bunker Constructor Simulator update?
It got about 1 update per month over the last year and is sporadic (25/100). 4 of the last 11 months had at least one update day. Not enough of a cadence to call it regular.
Is Bunker Constructor Simulator abandoned?
Not yet, but it is slowing down. The last build or patch note is between 90 and 180 days old.
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