Sudoku Vault – Puzzle, Educational

Sudoku Vault

Sudoku Vault is a logic-based puzzle game featuring 4×4, 6×6, and 9×9 boards — each with four difficulty levels: Basic, Normal, Hard, and Expert.

Whether you’re 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.


Hints: How to play Sudoku Vault

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

Hashtags for Sudoku Vault

Puzzle Games

Educational Games