Squix

LogicSquares is a refined Sudoku puzzle for thoughtful players. Quiet, clean, and beautifully crafted. Solve hand-curated puzzles across multiple sizes and difficulty levels, from gentle 4x4 grids to challenging 9x9 classics. Each puzzle is verified to have a unique solution. Features - Three grid sizes: 4x4, 6x6, 9x9 - Five difficulty tiers: Beginner to Expert - Daily Puzzle — a fresh challenge every day - Resume any puzzle exactly where you left off - Pencil marks (notes) for tracking candidates - Conflict highlighting and clean error feedback - Statistics: best times, streaks, completion rate - Calm dark theme designed for long sessions - One-tap undo / redo, hint with rate limit - Optional Remove Ads in-app purchase Designed for focus. No timer pressure, no flashy interruptions — just you and the logic. Tap a cell, choose a number, fill the grid. Each row, column, and box contains the digits exactly once. Simple rules, deep puzzles.