DEV Community

Subasis
Subasis

Posted on

I Built 20+ Free Online Tools (Age Calculator, EMI, JSON Formatter) – Here’s What I Learned

I Built 20+ Free Online Tools – Here’s What I Learned

Over the past few weeks, I built a collection of 20+ free online tools for developers and everyday users.

👉 You can try it here: https://mokshhub.com/

🚀 What I Built

Some of the tools include:

  • Age Calculator
  • EMI Calculator
  • SIP Calculator
  • JSON Formatter
  • Word Counter
  • Salary Tax Calculator (India)

You can explore all tools here:

👉 https://mokshhub.com/

💡 Why I Built This

I noticed that many existing tools are:

  • Slow
  • Filled with ads
  • Not mobile-friendly

So I wanted to build:

  • Fast ⚡
  • Clean UI 🎯
  • No sign-up required 🔐

🔧 Tech Stack

  • React
  • Vite
  • Tailwind CSS

📊 Challenges Faced

  • Handling date calculations accurately (leap years, etc.)
  • Optimizing performance
  • Structuring SEO for a React app

🔗 Try These Tools

Here are a few direct links:

🙌 Feedback Welcome

I’d love your feedback:

  • What tools should I add next?
  • Any improvements needed?

Thanks for reading!

Top comments (0)