<?xml version="1.0" encoding="UTF-8"?>
<urlset xmlns="http://www.sitemaps.org/schemas/sitemap/0.9"
        xmlns:image="http://www.google.com/schemas/sitemap-image/1.1">

  <!-- Homepage -->
  <url>
    <loc>https://sudokumaster.org/</loc>
    <lastmod>2026-03-19</lastmod>
    <changefreq>daily</changefreq>
    <priority>1.0</priority>
  </url>

  <!-- Daily puzzle -->
  <url>
    <loc>https://sudokumaster.org/daily/</loc>
    <lastmod>2026-03-19</lastmod>
    <changefreq>daily</changefreq>
    <priority>0.9</priority>
  </url>

  <!-- Grid size landing pages -->
  <url><loc>https://sudokumaster.org/sudoku/4x4/</loc>
    <lastmod>2026-03-19</lastmod><changefreq>weekly</changefreq><priority>0.8</priority></url>
  <url><loc>https://sudokumaster.org/sudoku/6x6/</loc>
    <lastmod>2026-03-19</lastmod><changefreq>weekly</changefreq><priority>0.8</priority></url>
  <url><loc>https://sudokumaster.org/sudoku/9x9/</loc>
    <lastmod>2026-03-19</lastmod><changefreq>weekly</changefreq><priority>0.9</priority></url>
  <url><loc>https://sudokumaster.org/sudoku/12x12/</loc>
    <lastmod>2026-03-19</lastmod><changefreq>weekly</changefreq><priority>0.8</priority></url>
  <url><loc>https://sudokumaster.org/sudoku/16x16/</loc>
    <lastmod>2026-03-19</lastmod><changefreq>weekly</changefreq><priority>0.7</priority></url>

  <!-- Difficulty pages (9x9 — highest traffic) -->
  <url><loc>https://sudokumaster.org/sudoku/9x9/easy/</loc>
    <lastmod>2026-03-19</lastmod><changefreq>daily</changefreq><priority>0.9</priority></url>
  <url><loc>https://sudokumaster.org/sudoku/9x9/medium/</loc>
    <lastmod>2026-03-19</lastmod><changefreq>daily</changefreq><priority>0.9</priority></url>
  <url><loc>https://sudokumaster.org/sudoku/9x9/hard/</loc>
    <lastmod>2026-03-19</lastmod><changefreq>daily</changefreq><priority>0.9</priority></url>
  <url><loc>https://sudokumaster.org/sudoku/9x9/expert/</loc>
    <lastmod>2026-03-19</lastmod><changefreq>daily</changefreq><priority>0.8</priority></url>
  <url><loc>https://sudokumaster.org/sudoku/9x9/master/</loc>
    <lastmod>2026-03-19</lastmod><changefreq>daily</changefreq><priority>0.7</priority></url>
  <url><loc>https://sudokumaster.org/sudoku/9x9/extreme/</loc>
    <lastmod>2026-03-19</lastmod><changefreq>daily</changefreq><priority>0.7</priority></url>

  <!-- 4x4 difficulty pages -->
  <url><loc>https://sudokumaster.org/sudoku/4x4/easy/</loc>
    <lastmod>2026-03-19</lastmod><changefreq>weekly</changefreq><priority>0.7</priority></url>
  <url><loc>https://sudokumaster.org/sudoku/4x4/medium/</loc>
    <lastmod>2026-03-19</lastmod><changefreq>weekly</changefreq><priority>0.7</priority></url>
  <url><loc>https://sudokumaster.org/sudoku/4x4/hard/</loc>
    <lastmod>2026-03-19</lastmod><changefreq>weekly</changefreq><priority>0.6</priority></url>

  <!-- 6x6 difficulty pages -->
  <url><loc>https://sudokumaster.org/sudoku/6x6/easy/</loc>
    <lastmod>2026-03-19</lastmod><changefreq>weekly</changefreq><priority>0.7</priority></url>
  <url><loc>https://sudokumaster.org/sudoku/6x6/medium/</loc>
    <lastmod>2026-03-19</lastmod><changefreq>weekly</changefreq><priority>0.7</priority></url>
  <url><loc>https://sudokumaster.org/sudoku/6x6/hard/</loc>
    <lastmod>2026-03-19</lastmod><changefreq>weekly</changefreq><priority>0.6</priority></url>

  <!-- 12x12 difficulty pages -->
  <url><loc>https://sudokumaster.org/sudoku/12x12/easy/</loc>
    <lastmod>2026-03-19</lastmod><changefreq>weekly</changefreq><priority>0.7</priority></url>
  <url><loc>https://sudokumaster.org/sudoku/12x12/hard/</loc>
    <lastmod>2026-03-19</lastmod><changefreq>weekly</changefreq><priority>0.6</priority></url>

  <!-- 16x16 difficulty pages -->
  <url><loc>https://sudokumaster.org/sudoku/16x16/easy/</loc>
    <lastmod>2026-03-19</lastmod><changefreq>weekly</changefreq><priority>0.6</priority></url>
  <url><loc>https://sudokumaster.org/sudoku/16x16/hard/</loc>
    <lastmod>2026-03-19</lastmod><changefreq>weekly</changefreq><priority>0.6</priority></url>

  <!-- New content pages -->
  <url><loc>https://sudokumaster.org/learn/</loc><lastmod>2026-03-19</lastmod><changefreq>monthly</changefreq><priority>0.8</priority></url>
  <url><loc>https://sudokumaster.org/learn/how-to-solve-sudoku/</loc>
    <lastmod>2026-03-19</lastmod><changefreq>monthly</changefreq><priority>0.8</priority></url>
  <url><loc>https://sudokumaster.org/learn/techniques/</loc>
    <lastmod>2026-03-19</lastmod><changefreq>monthly</changefreq><priority>0.7</priority></url>
  <url><loc>https://sudokumaster.org/learn/beginner/</loc>
    <lastmod>2026-03-19</lastmod><changefreq>monthly</changefreq><priority>0.7</priority></url>
  <url><loc>https://sudokumaster.org/learn/advanced/</loc>
    <lastmod>2026-03-19</lastmod><changefreq>monthly</changefreq><priority>0.7</priority></url>

  <!-- Printable pages (very high search demand) -->
  <url><loc>https://sudokumaster.org/print/</loc>
    <lastmod>2026-03-19</lastmod><changefreq>monthly</changefreq><priority>0.8</priority></url>
  <url><loc>https://sudokumaster.org/print/9x9/easy/</loc>
    <lastmod>2026-03-19</lastmod><changefreq>monthly</changefreq><priority>0.8</priority></url>
  <url><loc>https://sudokumaster.org/print/9x9/hard/</loc>
    <lastmod>2026-03-19</lastmod><changefreq>monthly</changefreq><priority>0.7</priority></url>
  <url><loc>https://sudokumaster.org/print/4x4/easy/</loc>
    <lastmod>2026-03-19</lastmod><changefreq>monthly</changefreq><priority>0.7</priority></url>
  <url><loc>https://sudokumaster.org/print/kids/</loc>
    <lastmod>2026-03-19</lastmod><changefreq>monthly</changefreq><priority>0.7</priority></url>

  <!-- Leaderboard -->
  <url><loc>https://sudokumaster.org/leaderboard/</loc>
    <lastmod>2026-03-19</lastmod><changefreq>hourly</changefreq><priority>0.6</priority></url>

  <!-- Legal pages -->
  <url><loc>https://sudokumaster.org/privacy-policy.html</loc>
    <lastmod>2026-03-19</lastmod><changefreq>yearly</changefreq><priority>0.3</priority></url>
  <url><loc>https://sudokumaster.org/terms.html</loc>
    <lastmod>2026-03-19</lastmod><changefreq>yearly</changefreq><priority>0.3</priority></url>
  <url><loc>https://sudokumaster.org/cookies.html</loc>
    <lastmod>2026-03-19</lastmod><changefreq>yearly</changefreq><priority>0.3</priority></url>
  <url><loc>https://sudokumaster.org/about.html</loc>
    <lastmod>2026-03-19</lastmod><changefreq>yearly</changefreq><priority>0.4</priority></url>
  <url><loc>https://sudokumaster.org/dmca.html</loc>
    <lastmod>2026-03-19</lastmod><changefreq>yearly</changefreq><priority>0.3</priority></url>


  <!-- New pages added -->
  <url><loc>https://sudokumaster.org/learn/how-to-solve-sudoku/</loc><lastmod>2026-03-19</lastmod><changefreq>monthly</changefreq><priority>0.8</priority></url>
  <url><loc>https://sudokumaster.org/print/9x9/easy/</loc><lastmod>2026-03-19</lastmod><changefreq>monthly</changefreq><priority>0.8</priority></url>
  <url><loc>https://sudokumaster.org/print/9x9/hard/</loc><lastmod>2026-03-19</lastmod><changefreq>monthly</changefreq><priority>0.8</priority></url>
  <url><loc>https://sudokumaster.org/print/4x4/easy/</loc><lastmod>2026-03-19</lastmod><changefreq>monthly</changefreq><priority>0.7</priority></url>
  <url><loc>https://sudokumaster.org/print/kids/</loc><lastmod>2026-03-19</lastmod><changefreq>monthly</changefreq><priority>0.8</priority></url>
  <url><loc>https://sudokumaster.org/faq.html</loc><lastmod>2026-03-19</lastmod><changefreq>monthly</changefreq><priority>0.7</priority></url>
  <url>
    <loc>https://sudokumaster.org/print/9x9/medium/</loc>
    <lastmod>2026-03-19</lastmod>
    <changefreq>monthly</changefreq>
    <priority>0.6</priority>
  </url>
  <url>
    <loc>https://sudokumaster.org/print/4x4/medium/</loc>
    <lastmod>2026-03-19</lastmod>
    <changefreq>monthly</changefreq>
    <priority>0.6</priority>
  </url>
  <url>
    <loc>https://sudokumaster.org/print/4x4/hard/</loc>
    <lastmod>2026-03-19</lastmod>
    <changefreq>monthly</changefreq>
    <priority>0.6</priority>
  </url>
  <url>
    <loc>https://sudokumaster.org/print/6x6/easy/</loc>
    <lastmod>2026-03-19</lastmod>
    <changefreq>monthly</changefreq>
    <priority>0.6</priority>
  </url>
  <url>
    <loc>https://sudokumaster.org/print/6x6/hard/</loc>
    <lastmod>2026-03-19</lastmod>
    <changefreq>monthly</changefreq>
    <priority>0.6</priority>
  </url>
  <url>
    <loc>https://sudokumaster.org/print/12x12/easy/</loc>
    <lastmod>2026-03-19</lastmod>
    <changefreq>monthly</changefreq>
    <priority>0.6</priority>
  </url>
  <url>
    <loc>https://sudokumaster.org/print/12x12/hard/</loc>
    <lastmod>2026-03-19</lastmod>
    <changefreq>monthly</changefreq>
    <priority>0.6</priority>
  </url>
  <url>
    <loc>https://sudokumaster.org/print/16x16/easy/</loc>
    <lastmod>2026-03-19</lastmod>
    <changefreq>monthly</changefreq>
    <priority>0.6</priority>
  </url>
  <url>
    <loc>https://sudokumaster.org/print/16x16/hard/</loc>
    <lastmod>2026-03-19</lastmod>
    <changefreq>monthly</changefreq>
    <priority>0.6</priority>
  </url>
</urlset>
