Radiation Island Free

Radiation Island Free for Android

Radiation Island Free is an action survival game from Atypical Games for exploring a vast open world and crafting your way back home.

3.56★ 15,3761M+Installs1.8 GBSize1.2.3Version
Download Free · v1.2.3

Radiation Island Free is for players who enjoy survival adventures with crafting, hunting, and exploration in an open world. The game places you in a parallel reality after the Philadelphia Experiment, where you gather resources, craft tools and vehicles, and face dangers like wolves, zombies, and crocodiles.

Screen gallery

Open world island landscape with forests and mountainsCharacter crafting tools from gathered resourcesExploring an abandoned village with old buildingsFighting a zombie near a military compoundHunting a wolf in a dense forest areaFishing by a river with a makeshift rodDiving underwater avoiding a crocodileNight scene with a campfire and cold weather

Radiation Island Free is an action survival game by Atypical Games that strands you in a vast, parallel reality and challenges you to craft, fight, and solve your way back home. Built around the premise of the Philadelphia Experiment, the game drops you into an alternate world filled with dense forests, abandoned villages, and old military compounds. Your primary goal is to stay alive by managing hunger, gathering resources, and defending against wolves, bears, mountain lions, and zombies that guard valuable tools and clues. The world is fully open, so you decide where to go and how to approach each threat, whether that means sneaking past predators or crafting better gear.

The game blends exploration, survival mechanics, and light puzzle-solving into one continuous experience. You can hunt animals, fish, collect fruit, mine for materials, and craft weapons, tools, and basic vehicles. Swimming and diving are possible, but hungry crocodiles make water travel risky. The environment also includes hazards like radiation, anomalies, harsh weather, and a full day-night cycle, so darkness and cold become real dangers you must plan around.

This free version gives you access to the core experience without upfront cost, though in-app purchases are available for those who want extras. With over a million installs and a Teen content rating, it suits players who enjoy open-world survival games with a strong sense of isolation and discovery. The game requires Android 5.0 or higher and takes up about 1.8 GB of storage, so make sure you have enough room before starting your adventure. Whether you are new to survival games or a seasoned explorer, Radiation Island Free offers a substantial world to get lost in.

Key features

  • Huge open world with forests, villages, and military compounds
  • Day-night cycle affecting visibility, temperature, and threats
  • Crafting system for weapons, tools, and basic vehicles
  • Hunting, fishing, and gathering to manage hunger
  • Swimming and diving mechanics with crocodile hazards
  • Zombie enemies guarding key items and clues
  • Environmental dangers including radiation, anomalies, and harsh weather
  • Free to play with optional in-app purchases
  • Requires Android 5.0 or higher
  • File size of 1.8 GB

How to install

  1. Tap the download button on this page to get the APK file, which is about 1.8 GB in size.
  2. When Android asks for permission, allow your browser or file manager to install apps by enabling the 'Install unknown apps' setting for that app.
  3. Once the download finishes, open the downloaded APK file from your notifications or file manager.
  4. Tap Install on the confirmation screen and wait for the installation to complete.
  5. Open Radiation Island Free from your app drawer and start playing.
  6. Make sure your device runs Android 5.0 or newer, and that you have enough free storage for the 1.8 GB game.
Download Free · v1.2.3

Pros

  • Large, detailed open world with varied biomes
  • No ads interrupt the experience
  • Free to start with no upfront cost
  • Multiple survival systems (hunger, crafting, combat)
  • Supports devices running Android 5.0 and up

Cons

  • Large download size of 1.8 GB may be inconvenient
  • In-app purchases are present, which some users may not like
  • Content rated Teen, so not ideal for younger children
  • Requires storage permissions for saving game data

Recent updates · 1.2.3

Version 1.2.3 of Radiation Island Free is now available with support for 64-bit devices. This update ensures the game runs smoothly on modern hardware.

Version history

VersionSizeRequires AndroidUpdated
1.2.31.8 GB5.0Sep 18, 2019

Radiation Island Free is for players who enjoy open-world survival games with crafting, exploration, and combat. It suits beginners who want a free, ad-free introduction to the genre, as well as more experienced players looking for a large environment to explore at their own pace.

Before downloading, check that your device has at least 2 GB of free storage to accommodate the 1.8 GB game file plus additional space for updates. In the early game, focus on gathering fruit and crafting basic tools before venturing into areas with wolves or zombies. Use the day cycle to your advantage: travel and explore during daylight, and secure a safe spot or fire before nightfall to avoid the cold and darkness.

Permissions

Photos/Media/FilesStorageWi-Fi connection information

Frequently asked questions

Is Radiation Island Free really free to download?

Yes, the app is free to download and install, with no upfront cost. It does offer optional in-app purchases, but they are not required to play.

What Android version do I need to run the game?

Radiation Island Free requires Android 5.0 or higher to install and run properly.

How much storage space does the app need?

The APK file is about 1.8 GB in size, so make sure you have enough free space on your device before downloading.

Do I need to create an account to play?

No account is required to play the game. You can download and start playing without signing up or logging in.

What permissions does the app request?

The app requests access to photos, media, and files, as well as storage and Wi-Fi connection information. These are typically used for saving game data and checking network status.

How do I update the game to the latest version?

To update, simply download the newest version available on this page and install it over your current installation. The latest release is version 1.2.3, which includes support for arm64 devices.

Radiation Island Free delivers a substantial survival adventure in a huge, beautiful world, with crafting, combat, and exploration all available at no cost. While the 1.8 GB download and in-app purchases are worth noting, the ad-free experience and deep gameplay make it a solid choice for survival fans on Android.

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Updated: Nov 13, 2026

VersionSizeRequires AndroidUpdated
1.2.31.8 GB5.0Sep 18, 2019
Version
1.2.3
Size
1.8 GB
Requires Android
5.0
Updated
Sep 18, 2019
Installs
1M+
Rating
★ 3.56 (15,376)
Category
Action
Developer
Atypical Games
Content rating
Teen
Package
com.atypicalgames.radiationislandfree
Free
✓ · In-app purchases
Download Free · v1.2.3