Free
In-App Purchases
Rating summary
About
Play Casus Terrae on Apple Watch. Your iPhone is the companion: explore your career, customize Arrow-One in a 3D hangar, compare results and revisit the story. The action game is not played on iPhone.
Play all ten campaign levels, Endless, and online co-op free during this playtest. First-time App Store downloads during the playtest keep full access. Previous purchases remain valid; Restore Purchase is available.
Preview paints and effects, then send your choice to the paired Watch. Service and Arctic starter paints are included; other cosmetics use Salvage earned in play. Follow your next reward, review campaign and Endless results, and revisit unlocked comics and English voice recordings with translated transcripts. No ads or subscriptions.
Gameplay requires a compatible Apple Watch with watchOS 27 or later; the iPhone companion requires iOS 27 or later. Personal Watch sync uses its paired iPhone. iPad does not pair with or directly sync a Watch. Online co-op, public scores and restoring purchases require internet.
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What's New in Casus Terrae
1.1.2
November 9, 2026
Play all ten campaign levels, Endless, and online co-op for free on Apple Watch. First-time App Store downloads during the playtest keep full access. Existing purchases and progress are preserved.
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Subscriptions & In-App Purchases
$1.99
Full Game
Levels 3–10, Endless mode and Online Co-Op




