Steam
BestOfficialIn stock15th Floor · Region US · Jul 13
$3.99
15th Floor
You are stuck in an apartment building with endless floors full of fear. Observe your surroundings carefully to climb to the 15th floor and reach the roof of the building. Do not ignore any abnormalities. Your carelessness may result in death.
OfficialApr 5, 2024 · ZettaniumActionAdventureIndieSimulationFamily SharingWindows
Current best
$3.99
at Steam · Jul 13
All-time low
$3.99
Jul 13, 2026
Stores tracked
1
sources indexed
Review signal
83%
41 reviews
Current best · Steam
$3.99
Observed Jul 13
View best listingCurrent low target
$3.99 · matches the current indexed low
KeyDwarf only tracks observations — checkout happens on the store.
Tracked Stores
Best indexed price $3.99 at Steam.
1/1
View listing
How trust is scored: KeyDwarf combines source type, known retailer posture, marketplace risk, activation-region warnings, and source transparency. Checkout and support still happen with the external seller.
Price History
1 observationsBest observed priceAll-time low
All-time low
$3.99
Jul 13, 2026 · Steam
12-week avg
$3.99
1 recent observations
Current vs low
At low
Current $3.99
Recommendation
At indexed low
current indexed price matches the low
Lowest indexed daily price per currency. KeyDwarf tracks listings and does not sell keys.
Media
12 indexedCommon Questions
Where is 15th Floor cheapest right now?
15th Floor is currently indexed at $3.99 from Steam. Publisher, direct storefront, or authorized retail source. Check the linked store's current terms before acting.
What is the historical low for 15th Floor?
The indexed low for 15th Floor is $3.99 from Steam, observed Jul 13, 2026. The current indexed price is at that low, so KeyDwarf labels it "At indexed low".
Is the top source safe?
Steam is labeled "Official store" in the index. KeyDwarf tracks the listing and source risk, but checkout and support stay with the external store.
What is the review signal?
15th Floor has a best indexed review signal of 83%.
Can KeyDwarf notify me about a lower price?
Use the alert target control on this page to save a watch target after sign-in.