About this app
You were invited to participate in a certain experiment for a tidy sum. Arriving at the place, you realize that in front of you is an old abandoned hotel somewhere in the mountains. The task is simple, go from one point to another. The problem is that in front of you is a staircase descending, and something lies in wait in the darkness of these flights of stairs ...
Audience growth
Ratings growth
Baseline captured. Growth appears after the crawler observes a changed rating count.
Momentum comes from crawler snapshots for the tracked storefront. “Viral growth signal” means unusually fast recent rating gains; it is an indicator, not download data.
Price tracking
Price intelligence
First snapshot captured. The trend line starts after the next crawler price observation.
- First observed Sep 6, 2026 · 1:28 AM Free
Screenshots
