Every day, a new sudoku puzzle awaits you. Quadrille is your daily date with the most famous logic number puzzle of them all. 100% free, no subscription and no forced ads.
đź§© HOW DOES SUDOKU WORK?
The 9x9 grid is divided into nine 3x3 regions. Each row, each column and each region contains the numbers 1 to 9 exactly once. One single rule, that's it. No math: sudoku is pure deduction, and our grids can always be solved by logic, never by guessing.
đź“… A NEW SUDOKU EVERY DAY
Every day, Quadrille gives you a new grid, with four difficulty levels:
- Level 1: perfect for a gentle start to the day
- Level 2: a few deductions to uncover
- Level 3: time to think hard
- Level 4: for experts who love chains of reasoning
🏆 THE BIG MONTHLY CHALLENGE: A GIANT 16x16 GRID
Once a month, take on a giant 16x16 sudoku, with the numbers 1 to 16 and also rated from level 1 to 4. A grid to savor over several sessions, for true logic puzzle lovers.
đź’Ż 100% FREE, NO ADS WHILE YOU PLAY
No ads will ever interrupt your thinking. Stuck on a cell? The first hint for each grid is free. Ads only appear if you want an extra hint: it's your call.
đź§ WHY YOU'LL LOVE QUADRILLE
- Short games, ideal for a coffee break or your commute
- A small daily challenge that trains your logic and focus
- Grids solvable by pure logic, never by trial and error
- If you like kakuro, suguru or number puzzles, Quadrille will quickly become your new habit
Download Quadrille: Sudoku daily, solve today's grid… and come back tomorrow for the next one!
A new sudoku every day, 100% free: the logic number puzzle