: The main story takes about 4 hours to complete, while 100% completion (achievements and challenges) can take over 16 hours . Free Alternatives
: A free version on the Windows Store that allows for custom games and forge maps on PC, though it does not include the campaign. HALO: Spartan Assault - REVIEW in 2025
If you are specifically looking for a free Halo experience on PC, Microsoft offers these legitimate options:
: Set between the events of Halo 3 and Halo 4 , you play as Commander Sarah Palmer or Spartan Davis stationed aboard the UNSC Infinity.
is a top-down, twin-stick shooter that explores the first missions of the Spartan Ops program.
: It is included in the Xbox Game Pass subscription, allowing you to play the full version at no extra cost if you are a member. Game Overview & Key Features
You can purchase the official full version from these reputable digital storefronts: : Available for purchase on the Steam Store .