'Halo: Spartan Strike' gamers on Apple's mobile devices can now sync their progress and earn Xbox achievements as a result of the game's update, released today.
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Microsoft has brought the Halo franchise to a competing mobile platform for the first time by releasing "Halo: Spartan Strike" for iPad and iPhone.
Microsoft will release a mobile-centric Halo game for mobile devices later this year. "Spartan Strike" will be a direct successor to last year's "Spartan Assault."