Tidewall

Contains adsIn-app purchases
Content rating
Everyone
1+
Downloads
Content rating
Everyone
Mild Fantasy Violence
In-Game Purchases
Learn more
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About this game

The sea is rising and the raiders are coming. Build a wall of brick, iron, and grit — and hold the line.

Tidewall is a coastal tower defense game with the soul of a castle defense classic. Stack walls, raise towers, post guards, launch boats and planes, and dig factories beneath the sand — then watch it all tested by the tide and everything that rides in on it. It is part base builder, part real-time strategy, and entirely about holding one stretch of coast.

DEFEND YOUR COAST
• Place walls, towers, and guards in a living side-view world
• Command naval units and aircraft; build underground factories for the long game
• The waves hit harder every time — raiders dig, barricade, and chase

MANY WAYS TO PLAY
• Campaign — climb the levels and break through the boss fights
• Invasion & Aid Allies — push the offensive and survive the carrier boss
• Survival & Endless — one coast, no finish line, how long can you last?
• Chase — fast, taunting raiders that never let up
• Versus — duel the Commander offline, or send a link and battle a friend live

CLIMB THE GLOBAL BOARD
• Every run feeds your Career Score and earns badges
• Compare yourself against players worldwide on the leaderboard

PLAYS YOUR WAY
• One app, every language: English, Spanish, Brazilian Portuguese, German, and French
• Free to play. Optional Tide Pearls and a one-time "Unlock All Units" if you want a boost

Hold back the rising tide.
Coastal tower defense and base builder. Hold the line against the rising tide.
Updated on
Aug 21, 2026

Data safety

Safety starts with understanding how developers collect and share your data. Data privacy and security practices may vary based on your use, region, and age. The developer provided this information and may update it over time.
  • This app may share these data types with third parties
    Location, App activity and 2 others
  • This app may collect these data types
    Location, Personal info and 3 others
  • Data is encrypted in transit
  • Data can’t be deleted
Content rating
Everyone
Mild Fantasy Violence
In-Game Purchases
Learn more

App support

About the developer
Sandia Development Group L.L.C.
info@sandiadevgroup.com
1209 Mountain Road Pl NE Albuquerque, NM 87110-7825 United States
+1 405-562-7190