SquarO vs Warmboard Sudoku

Challenge your mind with SquarO - an addictive puzzle game that tests your logic and spatial reasoning skills. Solve puzzles by strategically placing dots to match the target numbers in each cell. You can play Squar0 in your browser, on your phone, or on your tablet. It's easy to pick up but challenging to master. How far can you get?

Warmboard Sudoku is a clean, modern number puzzle game built for people who actually love Sudoku. Every board has a single guaranteed solution — no guessing, no ambiguity. Every puzzle is solvable with logic alone. Choose from five difficulty levels: Beginner, Easy, Medium, Hard, and Expert, and work through each board using the built-in number pad, Notes mode for tracking candidates, Erase to backtrack, and Hints when you need a nudge in the right direction. A new Daily Puzzle drops every single day. Complete it to keep your streak alive. Your stats are tracked across every game you play — total puzzles completed, win rate, completion times, and your personal best for each difficulty level. The design is warm, minimal, and completely uncluttered. Three themes are available — Wooden, Light, and Dark — each designed to keep the focus exactly where it belongs: on the puzzle. A single one-time purchase removes ads and unlocks access to premium themes as they are added in future updates. No subscription. No recurring charges. Pay once and own it forever. Warmboard Sudoku was built from the ground up to feel like the Sudoku app that was always missing from the App Store. If you love the puzzle, we hope it shows.