Sudoku Vault

About Sudoku Vault

Sudoku Vault is a logic-based puzzle game featuring 4x4, 6x6, and 9x9 boards — each with four difficulty levels: Basic, Normal, Hard, and Expert. Whether youre a beginner or an expert, every grid offers a fresh challenge for your mind. Use smart NOTES to keep track of possibilities, and when you want to check your progress, tap the CHECK button — it will remove incorrect inputs and lock the correct ones, helping you stay focused on the solution. With clean design and intuitive controls, Sudoku Vault is the perfect blend of relaxation and brain training.

How to play

Use a mouse or touchpad to select a cell then choose a number from the on-screen number pad to fill it in Use the Note button to toggle pencil marks and tap Check to validate your entries mdash incorrect numbers are removed and correct ones are lock

PuzzleKidsBrainEducationalLogicPuzzleSkillSudoku

Game info

Genre

Puzzle, Kids

Platform

Web browser (PC, Mac, Android, iPhone, tablet)

Price

Free

Screen

Portrait — great on phones

FAQ

Is this game free to play?

Yes. It is completely free here. The game is supported by short ads.

Can I play this game on my phone?

Yes. It runs in the browser on Android phones, iPhones and tablets as well as on PC and Mac — tap “Play now” and the game opens full screen.

Do I need to download or sign up?

No. There is nothing to install and no account needed. The game loads instantly in your browser.

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