A free app for Android, by Vaultomb.

A new world awaits you! Enter the world of Lost Vault: Idle Retro RPG! Here, you can explore and fight against other players in real time. It’s a survival game. You need to build a shelter and survive the night. Here, shelter is your key to staying alive.

In the game, you’ll be able to get a new weapon or armor. You can also get some loot from other players or monsters. It’s a good idea to equip your weapon or armor. You can get the best items by killing monsters. The Lost Vault world is full of dungeons and bosses.