{
  "name": "Sound Tone Generator",
  "short_name": "Tone Generator",
  "description": "Free online tone generator, noise generator, sweep generator and DTMF dial tones. Play any frequency from 1 Hz to 20 kHz right in your browser.",
  "start_url": "/",
  "scope": "/",
  "display": "standalone",
  "orientation": "any",
  "background_color": "#f5f5f7",
  "theme_color": "#f5f5f7",
  "lang": "en",
  "categories": ["utilities", "music", "productivity"],
  "icons": [
    {
      "src": "/icons/favicon-16x16.png",
      "sizes": "16x16",
      "type": "image/png"
    },
    {
      "src": "/icons/favicon-32x32.png",
      "sizes": "32x32",
      "type": "image/png"
    },
    {
      "src": "/icons/android-chrome-192x192.png",
      "sizes": "192x192",
      "type": "image/png",
      "purpose": "any maskable"
    },
    {
      "src": "/icons/android-chrome-512x512.png",
      "sizes": "512x512",
      "type": "image/png",
      "purpose": "any maskable"
    }
  ]
}