{
  "name": "Calcetra — Free Online Calculators",
  "short_name": "Calcetra",
  "description": "Free online calculators for geometry, finance, health, math, science, conversions and everyday use. 130+ tools, 16 languages.",
  "start_url": "/?utm_source=pwa",
  "scope": "/",
  "display": "standalone",
  "background_color": "#2c3e50",
  "theme_color": "#2c3e50",
  "orientation": "any",
  "lang": "en",
  "categories": ["education", "utilities", "productivity"],
  "icons": [
    {
      "src": "/og-image.svg",
      "sizes": "1200x630",
      "type": "image/svg+xml",
      "purpose": "any"
    }
  ]
}