In fact, the best sudoku apps do more than simply replace paper-based sudoku with a virtual equivalent.

However, while you might suppose you have to wait for the next edition of your newspaper before you can have another sudoku fix, there is a growing range of apps available for iOS and Android that can fill the void. Solving a nine-by-nine sudoku square is a deeply satisfying - and often challenging - experience, and it’s for this reason sudoku has proven so popular over the past few years.

Dark mode available, you can have fun on lights out.Sudoku is arguably one of the best ways to spend a cold, rainy night at home by yourself.

Support Apple Pencil, you can use Double-tapping to perform actions.

Designed for iPadOS, you can play and do other works at the same time on the same screen.

You can take notes to track possible entries and your notes are automatically updated.

Struggling to solve the puzzle and getting nowhere, try using hint provided.

Over 20,000 puzzles and each puzzle has an unique solution.

4 difficulty level supported, good for any beginners and advanced players.

Daily Challenge, complete Daily Challenge to collect stars!.iOS 14 widgets, quick view your game status and start games on the Home Screen.Dynamic Island, support quick resume right from Live Activity.Given a puzzle in 9x9 box with few known numbers, try and fill in the remaining squares with numbers 1 to 9 such that each row, column and 3x3 box contain all the numbers 1 to 9 without duplication.

Sudoku is such a deceptively simple puzzle: the challenge can be expressed in one sentence.

Sudoku+ HD for apple download free