{ "name": "Free Online Metronome", "short_name": "Metronome", "description": "Precision online metronome, polyrhythm lab, full-spectrum frequency generator (1-20,000 Hz), chromatic tuner, and flashlight music strobe.", "start_url": "/", "display": "standalone", "background_color": "#090B10", "theme_color": "#06B6D4", "icons": [ { "src": "/favicon.svg", "sizes": "any", "type": "image/svg+xml", "purpose": "any maskable" } ] }