{
    "lang": "en", 
    "name": "PV Calculator",
    "description": "Advanced interest calculator for present value (PV) and future value (FV) calculations with multiple payment streams and professional interest rate conventions. Supports spot payments, various frequencies, and financial engineering applications.",
    "short_name": "PV Calculator",
    "icons": [{
      "src": "/assets/dollar.png", 
      "sizes": "64x64",
      "type": "image/webp"
    },{
      "src": "/assets/dollar.png", 
      "sizes": "64x64"
    }, {
      "src": "/assets/dollar.png",  
      "sizes": "128x128"
    }],
    "scope": "/pv/",
    "start_url": "/pv/", 
    "display": "fullscreen", 
    "orientation": "landscape", 
    "theme_color": "black", 
    "background_color": "black", 
    "screenshots": [{
      "src": "assets/example_interest.png", 
      "type": "image/png"
    }]
  }