Johnny Mystery and The Halloween Killer
| App ID | 1323600 |
| App Type | Game |
| Developer | Ma Ma Software |
| Publisher | Ma Ma Software |
| Franchise | Ma Ma Software |
| Supported Systems | Windows |
| Technologies | VisualNovelMaker Engine |
| Last Changenumber | 28850405 |
| Last Record Update | 6 May 2025 – 22:40:47 UTC ( |
| Release Date | 22 June 2020 – 11:01:46 UTC ( |
On Halloween night, a young detective named Johnny Mystery comes across a girl trying to escape from the police. Then, Johnny tries to unravel an intriguing murder case that happened during a party at the Municipal Music School.
Additional Information
| Developer | Ma Ma Software | |||||||||||||||
| ReleaseState | released | |||||||||||||||
| Publisher | Ma Ma Software | |||||||||||||||
| Store Release Date | 22 June 2020 – 11:01:56 UTC ( |
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| osarch | empty string | |||||||||||||||
| community_hub_visible | Yes | |||||||||||||||
| Primary Genre | Indie (23) | |||||||||||||||
| Store Genres | Indie (23) | |||||||||||||||
| Steam Release Date | 22 June 2020 – 11:01:46 UTC ( |
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| Store Asset Modification Time | 17 June 2020 – 19:52:12 UTC ( |
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| osextended | empty string | |||||||||||||||
| review_score | 6 | |||||||||||||||
| review_percentage | 76 | |||||||||||||||
| Detected Technologies (?) | VisualNovelMaker Engine, NWJS SDK, NodeJS SDK | |||||||||||||||
| Content Descriptors | General Mature Content (5) | |||||||||||||||
| First seen on SteamDB | 13 May 2020 – 01:30:03 UTC ( |
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| Content Descriptors (Including DLC) | General Mature Content (5) | |||||||||||||||
Supported Languages
| 2 Languages | Interface | Full Audio | Subtitles |
|---|---|---|---|
| English | Yes | Yes | |
| Portuguese - Brazil | Yes | Yes |
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Assets
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| logo_small | b6eca4cc18a9b2b1f2bd19241d766429f883668c_thumb | ||||||||||||||||||||||||||||||
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Steam charts
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- 0 players right now
- 0 24-hour peak
- 3 all-time peak
24 June 2020
SteamDB.info
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Store data
Twitch stats
- 0 viewers right now
- 0 24-hour peak
- 2 all-time peak
-
Owner estimations
- ~900 by VG Insights
- ~1.2 k by Gamalytic
Monthly players breakdown
Initializing Steam charts…
| Month | Peak | Gain | % Gain | Average | Avg % Gain |
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Steam hub followers history
Initializing followers chart…
User reviews history
How many players are playing Johnny Mystery and The Halloween Killer right now on Steam?
Steam player counter indicates there are currently 0 players live playing Johnny Mystery and The Halloween Killer on Steam.
Johnny Mystery and The Halloween Killer had an all-time peak of 3 concurrent players on 24 June 2020.
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