A daily Sudoku flight, with tools for the journey.

Hypoxic Sudoku is a live Sudoku puzzle game with a focused daily board, solving controls, Smart Hint assistance, and a separate Weekly Expedition.

Play Hypoxic Sudoku

The daily board

The product, as played.

Hypoxic Sudoku desktop Today view with a Sudoku grid, Flight 006, Hard difficulty, timer, number controls, and Smart Hint panel — Desktop Today view with the board and instrument cluster side by side.

Overview

Sudoku with a daily rhythm.

The Today view keeps the Sudoku board and its practical controls together. Each puzzle identifies its Flight and difficulty, while the interface records elapsed time and mistakes. Weekly Expedition provides a second view of seven daily puzzles and their progress.

Product views

The same puzzle system across daily and weekly play.

Narrow Hypoxic Sudoku Today view showing navigation, Flight 006, the full Sudoku board, elapsed time, and mistakes — Mobile gameplay keeps the full board and session readout in a narrow layout.

Hypoxic Sudoku Weekly Expedition showing seven daily entries, weekly progress, a hidden destination, and a locked Special — Weekly Expedition tracks seven daily puzzles, progress, and a Special.

Key details

What is visible in the experience.

Daily board

Each Today puzzle is presented as a numbered Flight with its difficulty shown.

Solving controls

Track elapsed time and mistakes, enter numbers, use notes, and undo or redo moves.

Smart Hint

Request an assist from the puzzle controls when you want help with the next step.

Weekly Expedition

A separate seven-day progress view extends the experience beyond the daily board.

Access

Hypoxic Sudoku is live.

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