APYCalc – Privacy-First APY Calculator (Zero Data Collection)

Show HN: APYCalc – Privacy-First APY Calculator (Zero Data Collection)

APYCalc – Privacy-First APY Calculator (Zero Data Collection) operates in show hn launch.

Profile

Hey HN! Maker here. I built APYCalc.net after getting frustrated with financial calculators that require email sign-ups and track your inputs. **Tech Stack**: • Vanilla JavaScript (no frameworks, no dependencies) • 100% client-side execution (calculations never hit a server) • No cookies, no analytics, no tracking • Hosted on Cloudflare Pages **How It Works**: All calculations use industry-standard formulas (e.g., APY = (1 + r/n)^n - 1). Your inputs are processed entirely in-browser via Web APIs. > **Why I Built This**: I compared 10 popular APY calculators with identical inputs. Results ranged from $61,350 to $62,780 on $50K over 5 years. Also, 8/10 sent data to servers. **Next Steps**: Con

APYCalc – Privacy-First APY Calculator (Zero Data Collection) is positioned in show hn launch, a segment that rewards a clear, focused offering.

It is recorded at the Show HN launch stage.

Website: www.apycalc.net