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    • Demo Sandcastle demo on Steam: Base and Barrier beaches, sand physics, tides, and shore treasures. Full game release date TBA.
    • Download Download the Sandcastle demo on Steam for Windows, macOS, Linux, and Steam Deck. Free install, single-player sandbox, no multiplayer.
    • Demo vs Full Compare Sandcastle demo content to the upcoming full game: two beaches now, about ten layouts planned, starfish unlocks, and TBA release.
  • Guides
    • Guides Sandcastle guides for new players: how to play, tide defense, strong walls, moats, collectibles, and building tips for the Steam demo.
    • How to Play Learn Sandcastle basics: gather wet sand, shape walls, carve moats, survive tides, and collect starfish in the free Steam demo.
    • Protect From Tide Defend Sandcastle builds from tides: moat depth, wall thickness, damp packing, barrier beach exposure, and erosion hotspots to watch.
    • Strong Walls Sandcastle wall guide: wet sand packing, buttresses, thickness, drying risks, and tide-ready profiles for Base and Barrier beaches.
    • Find Collectibles Find Sandcastle starfish, shells, driftwood, pebbles, and seaweed along the tideline. Routes for Base and Barrier demo beaches.
    • Carve Moats Carve Sandcastle moats that divert tides: channel depth, spillways, berm height, Barrier vs Base layouts, and erosion-safe profiles.
    • Building Tips Sandcastle building tips: tool switching, tide pacing, embellish last, photo angles, Steam Deck play, and demo session habits.
    • View all Guides
  • Tools
    • Tools Sandcastle tools hub: digging, carving, moat work, and the tide defense checklist for shaping wet sand on Base and Barrier beaches.
    • Digging Sandcastle digging tools guide: gather wet sand, bulk moat cuts, raise wall cores, compaction passes, and when to switch to carving.
    • Foundation Sandcastle foundation tools: compact wet sand bases, berm staging, and core packing before carving walls—pairs with digging and carving.
    • Carving Sandcastle carving tools: battlements, stairs, moat lips, detail passes, dry-sand risks, and pairing with digging for stable walls.
    • Tide Checklist Interactive Sandcastle tide defense checklist: berm audit, spillways, wall thickness, moat exits, and corner reinforcement before high tide.
  • Beaches
    • Beaches Sandcastle beaches hub: Base and Barrier in the demo, plus lagoon, island, delta, and atoll layouts planned for the full game release.
    • Base Beach Base Beach in the Sandcastle demo: forgiving tides, wide wet sand band, first-castle learning, collectibles, and moat practice shore.
    • Barrier Beach Barrier Beach in the Sandcastle demo: stronger wave fetch, seaward buttresses, moat spillways, and tide defense beyond Base Beach.
    • Lagoon Lagoon beach layout planned for full Sandcastle: calm interior pools, gentle fetch, moat strategies, and starfish unlock expectations.
    • Island Island beach layout planned for full Sandcastle: multi-direction wave exposure, compact footprints, and tide defense on small shores.
    • Delta Delta beach layout planned for Sandcastle full game: branching streams, channel moats, split flow, and demo prep on Base and Barrier.
    • Atoll Atoll beach layout planned for Sandcastle: ring shores, turquoise water, variable fetch angles, and full-game unlock via starfish.
    • View all Beaches
  • Collectibles
    • Collectibles Sandcastle collectibles hub: starfish unlock beach customization, shore treasures like shells and driftwood, and tideline hunting routes.
    • Starfish Sandcastle starfish collectibles unlock sand type, beach layout, and size customization. Where to find them in the demo and full game plans.
    • Shore Treasures Shore treasures in Sandcastle: shells, driftwood, pebbles, seaweed embellishments and tideline routes on demo beaches.
    • Creatures Announced Sandcastle beach creatures: hermit crabs and fish teased by Bubblebird Studio for full game shores—not confirmed demo staples.
    • Hermit Crabs Hermit crabs in Sandcastle: developer-announced shore creatures to watch for on full game beaches—habits, build etiquette, and demo scope.
    • Fish Fish in Sandcastle: announced reactive water life from Bubblebird Studio. Tide timing, lagoon plans, and how fish fit the cozy sandbox.
  • Build
    • Build Sandcastle build systems hub: sand physics, moisture stability, tide erosion, and links to guides for walls, moats, and demo beaches.
    • Sand Physics Sandcastle sand physics explained: moisture, compaction, pressure slump, water interaction, and how demo beaches test your castle designs.
    • Moisture Sandcastle moisture guide: wet packing, drying risks, thin crest failures, beach zones, and stable walls through tide cycles.
    • Tide Erosion Sandcastle tide erosion: foam lines, flow scour, corner hotspots, moat pooling, Barrier vs Base fetch, and repair after surf.
    • Daylight Cycle Sandcastle daylight cycle and reactive water: time-of-day lighting, tide interplay, erosion readability, and demo beach sessions.
  • Controls
    • Controls Sandcastle controls overview: mouse-only play, Steam Deck support, in-game prompts, camera and tool input without unverified keybind lists.
  • Review
    • Review Sandcastle demo review: cozy sand physics, Base and Barrier beaches, tide erosion, starfish unlocks, single-player sandbox, full game TBA.
    • System Req. Sandcastle demo system requirements for Windows, macOS, Linux, and Steam Deck. See Steam for official specs and install size.
  • Updates
    • Updates Sandcastle updates hub: demo launch news, Steam patch notes, full game TBA timeline, and links to official Discord and developer channels.
    • Demo Launch Sandcastle demo launched August 6, 2026 on Steam with Base and Barrier beaches, physics, starfish unlocks, and Deck support.
    • Publisher Deal Future Friends Games publishing Sandcastle by Bubblebird Studio: partnership news, Steam scope, and demo versus full game expectations.
    • Creatures News Bubblebird Studio creatures tease for Sandcastle: hermit crabs and fish announced for full game beaches—news recap and demo expectations.
  • Links
    • Links Official Sandcastle links: Steam full game and demo pages, sandcastlegame.com, Discord community, and wiki hubs for guides and updates.
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