Budbrain's Sudoku

Content rating
Everyone
10+
Downloads
Content rating
Everyone
Learn more
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About this game

Budbrain's Sudoku is a calm, fully offline 9x9 Sudoku game for Android.

★ Features
• 4 difficulty levels: Easy, Medium, Hard, Expert
• Every puzzle has a unique solution — solvable by pure logic
• Notes mode for pencil-mark candidates in any cell
• Hint and Undo buttons
• Optional auto-detection of conflicts
• Same-digit highlighting across the board
• Pinch or double-tap zoom (1–4×) for better readability
• Auto-save — pick up exactly where you left off
• Choose between a classic digit toolbar or a radial digit picker
• Achievements gallery with a snapshot of every solved board
• Calming background music
• Fully offline

★ How to play
1. Pick a difficulty
2. Tap an empty cell and choose a digit from the toolbar
3. In notes mode you can mark multiple candidates per cell
4. Fill every row, column, and 3×3 box with the digits 1–9, each used exactly once

★ Controls
• Tap a cell to select it
• Pinch or double-tap to zoom
• ↶ undoes the last move
• ? gives a hint when you're stuck

★ Accessibility
• Full TalkBack support with cell-by-cell announcements
• Generous zoom for low-vision players
• High-contrast palette on a dark background
Classic 9x9 Sudoku with 4 difficulty levels, zoom and an achievements gallery.
Updated on
Jul 30, 2026

Data safety

Safety starts with understanding how developers collect and share your data. Data privacy and security practices may vary based on your use, region, and age. The developer provided this information and may update it over time.
  • No data shared with third parties
    Learn more about how developers declare sharing
  • No data collected
    Learn more about how developers declare collection

What’s new

Nicer graphics and optimizations