Lost Prison – Shelter Survival v1.20.5 MOD APK (Menu)

Lost Prison – Shelter Survival Mod APK is an arcade survival game where you build and manage an idle prison empire while sending your character into dangerous areas. You set rules for your kingdom, handle resources, grow the prison, and take on missions and battles beyond its walls.

The prison keeps progressing even when you are not actively controlling it, while exploration gives you places to search, obstacles to face, and character upgrades to pursue.

Build an idle prison empire

You begin by constructing a prison and establishing the rules for your kingdom. Your prisons operate automatically, helping maintain the empire and stopping criminals from escaping while you focus on expansion.

Resources matter as the prison grows. You need to manage and use them carefully to upgrade the empire and make it stronger and more modern.

• Idle progress lets the prison continue growing over time without requiring constant control.
• Strategic growth lets you improve existing strategies or combine them into stronger options for your prison.
• Resource management supports the upgrades needed to keep developing the empire.

Explore and fight outside the prison

Lost Prison – Shelter Survival Mod APK also sends you into a dangerous world with missions and battles. You can travel through the available areas freely and explore without being restricted to one route.

Your character has an ongoing progression system, so you can keep developing their strength for later fights. The game can also be played without an internet connection.

Expedition car and Night City

You can upgrade an expedition car before heading to Night City. This area adds thorny barriers that can be burned, new obstacles and resources, plus secret rooms opened with special keycards or dynamite.

The Hammer and Flamethrower have new obtainment animations, and the update also includes bug fixes, stability improvements, and performance optimizations.

About this MOD

MOD: Menu, Free Purchases.

This build fits players who want an idle prison system running while they manage resources and expand the empire. It also suits players interested in missions, battles, and character progression outside the prison. Skip it if you are uncomfortable with collection of device identifiers, app interactions, crash logs, diagnostics, and other performance data. Players expecting only a static prison-management loop should note that recent changes add an expedition car and the Night City area.

The MOD in practice

Menu, Free Purchases is the change named for this build. It indicates a mod menu and free purchase access compared with the Google Play version. The prison construction, resource management, exploration, missions, battles, and Night City content remain the game’s core activities. The build still requires an Android device that meets the stated minimum version.

What works

• Idle prison growth continues over time, which supports players who do not want constant manual management.
• Resource handling and strategic upgrades give prison expansion a planning layer beyond simply waiting for progress.
• Exploration adds missions and battles, giving character development a purpose outside the prison empire.
• Night City adds barriers, resources, and secret rooms opened with keycards or dynamite.

What to watch

• The app collects device identifiers, interaction data, crash logs, diagnostics, and other performance information.
• This 174.4 MB build requires Android 8.0 or later as the minimum installation version.
• Night City and expedition-car content arrived in version 1.20.0, so compare release changes with this build first.

Our take

Install it if the combination of idle prison growth and survival exploration matches what you want. Check that your device runs Android 8.0 or later before choosing this build.