Hey Product Hunt! 👋 I'm Jedidiah, maker of EasyCalculator. I built this because I was frustrated with existing calculator sites - they're slow and look terrible. **What it is:** 11 free online calculators with premium UX. From cat age 🐱 to mortgages 🏠. **What makes it special:** ✨ Glassmorphism design with frosted glass effects ⚡ Animated numbers that count up smoothly 🎚️ Interactive sliders with real-time calculations 🎢 Time Travel feature (Compound Interest) - scrub through years! 📱 Mobile-first, works offline 🆓 No ads, no sign-up, actually free **The tech experiment:** Built in 21 days using 90% AI automation (Cursor + Claude Sonnet). Testing the "Shipyard" model - can solo founders ship production apps in weeks with AI assistance? **Stack:** React 18 + TypeScript + Railway + Supabase Cost: $11-26/month 💰 **Try the Compound Interest calculator first** - it's our showpiece with Time Travel and milestone celebrations! 🎉 https://easycalculator.com/calcu... Would love your feedback! What calculators should I add next? 🚀

EasyCalculator

Free interactive calculators with premium UX for daily life

Free interactive calculators with premium UX for daily life