You can often find the Arma 3 Apex Edition or Ultimate Edition on Steam which bundles the base game and DLCs at a lower total cost.
Arma 3 and its Apex expansion are not officially available as a free download for the full version. The game is a and typically requires a purchase. download-arma-3-apex-pc-game-full-version-free
However, there are legitimate ways to access some of its content or purchase it at a significantly reduced price: Official Ways to Play for Free (Limited) You can often find the Arma 3 Apex
You can subscribe to official CDLCs on the Steam Workshop and join multiplayer servers that use them. While you can use the weapons and gear, you will see in-game watermarks and face restrictions like only being able to be a passenger in vehicles unless you own the DLC. However, there are legitimate ways to access some
Sites like Instant Gaming or G2A often sell Steam keys for the Apex edition at discounted rates. System Requirements for Arma 3 Apex
Bohemia Interactive occasionally hosts "Free Weekends" on Steam, allowing players to download and play the full game for a limited time. Purchasing Options & Discounts
The game and its expansions, like Apex, frequently go on sale with discounts up to 75% off .