Portal: Lost in Aperture
| App ID | 3043220 |
| App Type | Game |
| Developer | Innoarchitect kft |
| Publisher | Innoarchitect kft |
| Supported Systems | Windows Linux |
| Technologies | Source Engine |
| Last Changenumber | 31491118 |
| Last Record Update | 5 October 2025 – 14:46:07 UTC ( |
| Release Date | 2 September 2024 – 14:00:00 UTC ( |
| Parent App | Portal (400) |
This is a mod for Portal 1. Includes new maps, storyline, a whole new Portal experience. This game take place in an Aperture laboratory in Eastern-Europe.
Play on Steam
Additional Information
This game is excluded from Steam Family Sharing because: Free Game
| Developer | Innoarchitect kft | |||||||||||||||||
| section_type | ownersonly | |||||||||||||||||
| ReleaseState | released | |||||||||||||||||
| Publisher | Innoarchitect kft | |||||||||||||||||
| IsFreeApp | Yes | |||||||||||||||||
| Exclude from family sharing (exfgls) | 3 (Free Game) | |||||||||||||||||
| Store Release Date | 2 September 2024 – 14:00:00 UTC ( |
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| osarch | empty string | |||||||||||||||||
| community_hub_visible | Yes | |||||||||||||||||
| Social Media | https://www.youtube.com/@lostinapertureofficial |
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| Primary Genre | Free to Play (37) | |||||||||||||||||
| Store Genres | Action (1), Adventure (25), Casual (4), Indie (23), Strategy (2), Free to Play (37) | |||||||||||||||||
| Steam Release Date | 2 September 2024 – 14:00:00 UTC ( |
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| Store Asset Modification Time | 27 March 2025 – 18:36:17 UTC ( |
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| library_assets |
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| osextended | empty string | |||||||||||||||||
| Is free on the store? | Yes | |||||||||||||||||
| review_score | 5 | |||||||||||||||||
| review_percentage | 57 | |||||||||||||||||
| Detected Technologies (?) | Source Engine, Autodesk_FBX SDK, Bink_Video SDK, CEF SDK, Miles_Sound_System SDK, SDL SDK | |||||||||||||||||
| Content Descriptors | General Mature Content (5) | |||||||||||||||||
| controllertagwizard | Yes | |||||||||||||||||
| First seen on SteamDB | 7 June 2024 – 13:34:00 UTC ( |
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| Content Descriptors (Including DLC) | General Mature Content (5) | |||||||||||||||||
Supported Languages
| 2 Languages | Interface | Full Audio | Subtitles | Achievements |
|---|---|---|---|---|
| English | Yes | Yes | Yes | Yes |
| Hungarian | Yes | Yes |
Assets
Load all asset images
| trailer_name | Trailer Video 2 |
| trailer_category | 1 |
| trailer_480p ↴ | |
| video/webm | 257114172/movie480_vp9.webm |
| video/mp4 | 257114172/movie480.mp4 |
| trailer_max ↴ | |
| video/webm | 257114172/movie_max_vp9.webm |
| video/mp4 | 257114172/movie_max.mp4 |
| microtrailer ↴ | |
| video/webm | 3043220/850754/71f1e09d6614784466b3539358c2a2d95fdbe767/1750962984/microtrailer.webm |
| video/mp4 | 3043220/850754/71f1e09d6614784466b3539358c2a2d95fdbe767/1750962984/microtrailer.mp4 |
| adaptive_trailers ↴ | |
| dash_av1 | 3043220/850754/71f1e09d6614784466b3539358c2a2d95fdbe767/1750962984/dash_av1.mpd |
| dash_h264 | 3043220/850754/71f1e09d6614784466b3539358c2a2d95fdbe767/1750962984/dash_h264.mpd |
| hls_h264 | 3043220/850754/71f1e09d6614784466b3539358c2a2d95fdbe767/1750962984/hls_264_master.m3u8 |
| screenshot_medium | 257114172/966428dba92f2f5c73379a0c000cfdb36f57c517/movie_600x337.jpg |
| screenshot_full | 257114172/966428dba92f2f5c73379a0c000cfdb36f57c517/movie_full.jpg |
| all_ages | true |
| is_highlight | true |
| timestamp | 13 March 2025 – 20:05:43 UTC |
