Strategic naval combat powered by math. Every attack, every defence — earned through equations.



Every battle and every drill is logged. Review your score cards, victory results, and times-tables mastery.



Every attack requires solving an equation. Correct answers fire your cannons. Wrong answers cost you a turn.
Hunt-and-target computer adapts to your moves, searching the grid intelligently and closing in after every hit.
Tracking Missile, Triple Shot, and Locator — powerful abilities that change the tide of battle.
Easy through Expert — from single-digit addition to 4-operation problems with negatives and large numbers.
Place all 5 ships on your 10×10 grid. Rotate orientation, or use Auto-Place for a quick start.
Tap any enemy grid cell. The coordinates lock and a math equation appears in the Combat Panel.
Enter your answer and press FIRE. Correct = missile fires. Wrong = you lose your turn.
Tracking Missile guarantees a hit. Cluster Bomb hits target + 2 adjacent cells. Air Strike fires 10 missiles. Locator reveals a hidden ship for 3 seconds.
Carrier (5), Battleship (4), Cruiser (3), Submarine (3), Destroyer (2). Sink all to win.
Complete Time Trial or Times Tables sessions to earn gold: 1 coin per correct answer (lifetime pass required). Save your session at the end to bank it. Gold persists to your profile.
Play free every day. Pay once for lifetime access. No subscriptions, no renewals.
Mock pricing — Stripe integration ready. No real charges during preview.
Math-powered naval combat. Build your fleet, sharpen your mind, dominate the seas.