Developer Builds Privacy-First Net Worth Calculator Scoring 100/100 on PageSpeed

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A developer has launched a free net worth benchmarking tool at getnetworthcalculator.com, built using the Astro framework with Tailwind CSS and hosted on Vercel Edge. Unlike most comparable tools, it requires no account creation or bank linking, and uses median Federal Reserve Survey of Consumer Finances data segmented by age bracket rather than mean figures skewed by billionaires. All calculations — including percentile rankings, asset breakdowns, and currency conversions — run entirely client-side using pre-processed JSON, eliminating database queries and API calls. The tool achieved a perfect 100/100 PageSpeed score on both mobile and desktop, with a First Contentful Paint of 0.9 seconds and zero Total Blocking Time. Replacing external font stylesheets with a native system font stack was credited with cutting approximately 1.7 seconds of render-blocking time on mobile.

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