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What's Down There? Only One Way to Find Out

Stone Anchor: Deep Sea Quest is an underwater adventure through ancient ruins and strange relics, filled with puzzles that will make you stop and think — all resting quietly at the bottom of the ocean.

Swim through sunken ruins, uncover artifacts, solve puzzles, and slowly piece together the story of what lies beneath the waves.

Begin the Dive
Deep sea explorer
Ancient stone anchor on the seabed
About the Game

An Ocean Adventure Full of Mystery

Stone Anchor takes you into an underwater world that's both calm and intriguing — stone ruins, glowing caves, crumbled temples, and remnants of a civilization that once thrived here.

It begins with a single anchor resting on the seabed. From there, every puzzle, relic, and hidden passage brings you closer to uncovering what happened to those who once lived beneath the sea.

Part exploration, part puzzle game, part treasure hunt — Stone Anchor offers a relaxing yet deeply engaging adventure.

Start Exploring
Deep Sea Exploration

Explore Ruins Beneath the Waves

Move through coral-covered ruins and halls that stretch deeper than they first appear. Every area holds something worth discovering — some paths are blocked by stone gates, others hidden behind sea plants, and some can only be opened by solving clever ocean puzzles.

What You'll Discover:

  • Ancient underwater ruins
  • Sunken temples and hidden chambers
  • Glowing caves and deep-sea paths
  • Mysterious stone gates
  • Immersive locations designed for exploration
Sunken temple corridor
Ancient underwater puzzle mechanism
Ocean Puzzles

Solve the Mystery of the Sea

Puzzles in Stone Anchor are woven directly into the world around you — water pressure, ancient anchor mechanisms, and symbols carved into stone walls all play a role in your progress.

Move objects, match symbols, and figure out mechanisms that have sat untouched for centuries. Each puzzle feels purposeful, built to reward careful thought rather than guesswork.

Puzzle Features:

  • Puzzles built around ocean mechanics like pressure and currents
  • Ancient mechanisms and doors to figure out
  • Carved symbols to decode
  • Passages that open only once puzzles are properly solved
  • A satisfying challenge for players who enjoy thinking things through
Relics & Discoveries

There's a Lot Down Here to Uncover

As you explore, collect relics, old coins, sea crystals, carved stones, and pieces of forgotten history.

Each relic adds another piece to the story of who once lived here and what happened to them. Piece it all together to uncover the full mystery of the deep sea.

Stone Anchor: Deep Sea Quest is free to play, with optional in-app purchases available. It may contain interstitial, banner, and video ads.

Uncover the Mystery
Underwater relics and sea crystals