Idle Outpost: Upgrade Games

Name: Idle Outpost: Upgrade Games
Author: AppQuantum

2.1.5

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AppQuantum

4.5110M+ installs

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Idle business simulator and tycoon game with a post-apocalyptic and zombie survival theme.

Idle Outpost: post-apocalyptic trading post tycoon

By Mei-Lin Chua

Contributing editor, apps and storefronts

Trading post that starts as a single desert scrapyard
Trade with survivors to earn resources and profit
New locations unlock as you level up, from gas stations to vaults
Map covers deserts, forests, bandit camps and winter hideouts
Night-time zombie fights during play
Needs an internet connection and is free to play

What Idle Outpost is and who it suits

Idle Outpost is a 2D idle business and tycoon game set after the collapse of civilization. You run a trading post, buy, build and trade your way up from a small scrapyard in the desert, and the game's loop is built around running an outpost that keeps working while you manage it.

It suits people who like tycoon and management games with a survival setting. The developer lists it as free to play, with single-player progression and a steady stream of new locations to reach.

Upgrading the outpost with resources and profit

The outpost begins as a basic setup in the desert. As it earns resources and profit, you spend them to upgrade and expand the post, which is the core of the progression.

Growth is tied to the money and materials the outpost brings in, so the main task is steady expansion rather than one large purchase.

Trading with survivors and opening new locations

Trading with survivors is how the outpost earns its profit. Each step up in level unlocks new locations for the trading post, including abandoned gas stations and underground vaults.

Over time the aim is a larger trading network. The developer describes this as building the most prosperous post-apocalyptic trading network in the game's world, and each new location brings its own challenges.

Biomes, bandit camps and winter hideouts

The map moves between arid deserts and lush forests. Along the way you reach bandit camps, winter hideouts and high-tech trading hubs, each with its own setting for the outpost.

Because the locations change with level, the scenery and challenges shift as you progress, rather than staying fixed on the starting desert.

Zombie nights and playing online

When night falls, zombies come to the outpost and you fight them off. The developer describes the zombies as silly, so the tone is lighter than the setting suggests.

The game needs an internet connection to play, so the outpost and its progress depend on being online.

What's new

Aug 4, 2026

- Bug fixes
- Technical improvements

About this APK

The build we hold is Idle Outpost: Upgrade Games 2.1.5 (APKS split bundle) for Android 6.0 and up.

Version: 2.1.5; 2117
Requires Android: 6.0+
Target Android: 16

Package ID: com.rockbite.zombieoutpost
Format: APKS split bundle
Malware scan: Google Play Protect
Permissions: 21 declared
Signed by: CN=Android, O=Google Inc.
Certificate SHA-256: a6a1b0eb7a7c830b2a620a5ae844d2bd4db95d22af0a337d5022919e5eb5b66f