About this app
In a city, you control a small black hole, which is the same size as other black holes. The objects moving to devour the city are getting bigger and bigger. When you get bigger, you can swallow smaller black holes. Come on, and become the largest black hole.
Latest release
What’s New
fix bug
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 29, 2026 · 5:07 PM Free
Screenshots
