The latest articles on DEV Community by N F (@n_f_3a09d6944a60ef1ed5cbb). https://dev.to/n_f_3a09d6944a60ef1ed5cbb https://media2.dev.to/dynamic/image/width=90,height=90,fit=cover,gravity=auto,format=auto/https:%2F%2Fdev-to-uploads.s3.amazonaws.com%2Fuploads%2Fuser%2Fprofile_image%2F3861476%2Ff770970c-53bd-421d-8ba9-e4453dd650d6.png https://dev.to/n_f_3a09d6944a60ef1ed5cbb en N F Sat, 04 Apr 2026 20:04:25 +0000 https://dev.to/n_f_3a09d6944a60ef1ed5cbb/i-built-a-free-percentage-calculator-hub-as-a-weekend-seo-experiment-763 https://dev.to/n_f_3a09d6944a60ef1ed5cbb/i-built-a-free-percentage-calculator-hub-as-a-weekend-seo-experiment-763 <p>percentagecalculator.net gets millions of visitors a month on a site that hasn't changed since 2007. I wanted to see if a well-built static site could chip away at that traffic. Here's what I built and what I learned about competing with high-DA incumbents using pure on-page SEO.</p> <p>The tool: <a href="https://easypercentage.org" rel="noopener noreferrer">https://easypercentage.org</a> — 8 calculators, pure JS, zero backend, Cloudflare Pages.</p> <p><a href="https://media2.dev.to/dynamic/image/width=800%2Cheight=%2Cfit=scale-down%2Cgravity=auto%2Cformat=auto/https%3A%2F%2Fdev-to-uploads.s3.amazonaws.com%2Fuploads%2Farticles%2Fcs4rrhc6ju0ktouluubf.png" class="article-body-image-wrapper"><img src="https://media2.dev.to/dynamic/image/width=800%2Cheight=%2Cfit=scale-down%2Cgravity=auto%2Cformat=auto/https%3A%2F%2Fdev-to-uploads.s3.amazonaws.com%2Fuploads%2Farticles%2Fcs4rrhc6ju0ktouluubf.png" alt=" " width="800" height="406"></a></p> javascript webdev seo tutorial