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Demo Free to play App 4853890 Game: The Lost Within

The Lost Within Demo

Valera · released Jun 17, 2026

A paranormal investigator enters an ancient forest shrouded in rumors of a mad woman. In this first-person horror, players explore dark thickets for clues and hidden evidence. Solving atmospheric puzzles reveals the truth as the boundary between sanity and madness collapses.

Data updated 22h ago
Price
Free
US store
Reviews
—
no reviews yet
Playing now
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not sampled yet
24h peak
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all-time seen —
Followers
—
Steam community hub
Owners (est.)
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from review count
Revenue (est.)
—
gross, lifetime · how
YouTube activity
1
videos · 30 d
4
creators
417
views · 1 y
Twitch activity
—
avg viewers · 30 d
—
hours watched · 30 d
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streamers · 30 d

Product info

from Steam's PICS · read 3d ago
Change number
36,746,633
Public build
23,726,932 · Jun 14, 2026 (5mo ago)
Operating systems
windows
Architecture
64-bit
Install size
952 MB · 822 MB download
Install folder
The Lost Within Demo
Controller support
—
Metacritic
—
Homepage
—
Release state
released
Community
—

Steam Deck

Unknown

No Deck test results published.

Branches · 1

every build Steam serves for this app
BranchBuildUpdatedDescription
public 23,726,932Jun 14, 2026 · 5mo ago

Build history

every build id we have seen on a branch (history starts with our first read)
BuildBranchReleasedFirst seen
23,726,932public Jun 14, 2026 14:253d ago

Depots · 3

content of the public branch
DepotNameOSLanguageDLC / sharedSizeDownloadManifest
4853891 windows 64-bit 952 MB822 MB 5482229675171541169
228989 windows shared from #228980 ——
228990 windows shared from #228980 ——

Launch options · 1

ExecutableOSDescription
HorrorInFlat.exe windows 64-bit

Languages · 1

LanguageInterfaceFull audioSubtitles
English ✓—✓

Packages · 0

all packages
No packages recorded yet.

Bundles · 0

all bundles
Not part of any bundle we know.

Updates · patch notes

Steam announcements tagged as patch notes, linked to the public build they followed
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No patch notes seen yet for this game.