Archived App (Last seen on 2 Sep 2026)
This is an archived listing of the app previously available on the App Store.Although the app is no longer distributed by Apple, you can still view its description, screenshots, version history, ratings, and metadata for reference.
About
Use your brain to challenge the least steps of ventilation!
A variety of levels, unlimited fun!
Different functions of the door, try how to make all the black smoke disappear!
Please look forward to more ways to play!
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What's New in Mr. ventilation
1.4
April 29, 2021
fixed some bugs.
