About this app
Underground Builder is a fun combination and management game. You will create all kinds of magic items for adventurers in exchange of Gold Coins and Hexagrams to unlock more areas and decorations. Let’s build your own unique underground hotel! ●Combination! Drag and combine to create exotic items. ●Orders! Provide what adventurers need and get rewarded. ●Building! Unlock new areas and decorate your hotel. ●Gameplays! Hades’ Blessing, Bard’s Visit, Castle Clean-up… all for you to enjoy. It’s time to stop putting yourself in danger. Let’s make money out of adventurers now!
Latest release
What’s New
Fix some bugs
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 14, 2026 · 4:17 AM Free