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Arma 3 official game artwork

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Arma 3 Wiki

Experience true combat gameplay in a massive military sandbox. Deploy with a wide variety of single- and multiplayer content, a massive arsenal of modern weapons and vehicles, and limitless opportunities for co

Steam ↗Windows · macOS
GameWiki EditorialReviewed 5 guide topics

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About Arma 3

Arma 3 delivers a large‑scale military sandbox on Windows and macOS, featuring realistic ballistics, combined‑arms warfare, and a breadth of single‑player and multiplayer content. The base game plus the Apex and Contact expansions provide hundreds of hours of campaigns, scenarios, and sandbox play right from installation.

Players can command squads, drive tanks, pilot jets, or fight as infantry across diverse terrains such as Altis, Tanoa, and Livonia. The built‑in Eden editor and Steam Workshop integration let the community add new weapons, vehicles, and missions, extending replay value.

01 / THE GUIDE

Campaigns

Arma 3 includes the East Wind campaign on the Mediterranean islands of Altis and Stratis, a cooperative Apex Protocol campaign set in the jungles of Tanoa, and the First Contact storyline that introduces an alien encounter. Each campaign offers a narrative framework for infantry and vehicle use.

All three campaigns are part of the base package with Apex and Contact expansions, so they are available without additional purchase and can be played solo or with friends.

  • Begin with East Wind to become familiar with basic movement and squad commands.
  • Use Apex Protocol’s co‑op mode to practice coordinated roles early.

02 / THE GUIDE

Multiplayer Modes

Official multiplayer scenarios include Combat Patrol, Escape, and Warlords, while community creators add many unofficial game modes. Zeus lets Game Masters edit battles in real time, influencing player actions on the fly.

Both PvP and co‑op options are offered for online and LAN play, allowing squads to coordinate tactics across land, air, and sea.

  • Join a long‑standing community unit for regular milsim sessions.
  • Try Zeus in a small match to see real‑time editing effects.
Arma 3 official gameplay screenshot
Publisher-provided gameplay image · Bohemia Interactive

03 / THE GUIDE

Vehicles and Aircraft

Arma 3 features over 40 accurately simulated vehicles, ranging from light armor to tanks, helicopters, and jets. Players can drive, pilot, or command these assets during combined‑arms operations on varied terrains.

Operating vehicles provides transport, fire support, or aerial reconnaissance, and each platform follows realistic physics and handling.

  • Practice basic flight controls in the virtual arsenal before large air missions.
  • Synchronise vehicle movement with infantry to maximise combined‑arms impact.

04 / THE GUIDE

Loadout Customization

Players can fine‑tune loadouts with more than 80 weapons, a range of short‑ and long‑range attachments, and extensive clothing and equipment options. Customisation applies to any mission type, whether infantry or vehicle crew.

Detailed loadout choices let players adapt to terrain, mission goals, and enemy composition, creating tactical flexibility for each engagement.

  • Equip long‑range optics for open‑terrain missions on Altis.
  • Balance armor and lightweight gear for jungle operations.

05 / THE GUIDE

Eden Editor

Arma 3 includes the Eden editor, a comprehensive tool for creating scenarios, missions, and custom content. Users can place assets, script events, and shape terrain, then share creations via the Steam Workshop.

The editor supports both single‑player and multiplayer designs, encouraging community contributions that expand the game’s replayability.

  • Start with a simple scenario to learn placement and basic scripting.
  • Browse the Workshop for templates that speed up complex mission creation.

WATCH THE GAME

Arma 3 videos

Official trailers & gameplay

INSIDE THE WORLD

Screenshots & game images

5 official screenshots

IN THIS WIKI

Your reading checklist

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COMMUNITY

Player discussion

    QUICK ANSWERS

    Arma 3 FAQ

    Which operating systems does Arma 3 support?

    Arma 3 runs on Windows and macOS; a Linux version is not provided.

    Are the Apex and Contact expansions included with the base game?

    Yes, both expansions are bundled with the base package and require no separate purchase.

    Can a Game Master modify a multiplayer battle while it is ongoing?

    Yes, the Zeus mode allows Game Masters to edit the battlefield in real time during multiplayer matches.

    More Arma 3 guides

    Arma 3 gameplay videos

    Videos from independent YouTube creators. Checked 2026-10-12 for public availability and embedding.

    SOURCES & CREDITS

    Official resources and further reading

    Original editorial guidance. Game imagery and trailers are provided by the publisher through Steam. Media and reference links checked 2026-10-22. Game versions, supported platforms, and balance can change; consult the linked release notes for current details.