I will build you a custom web calculator

H
henry_kunzler
H
henry_kunzler
Henry K
build you a custom web calculator
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build you a custom web calculator

About this gig

I build custom calculators with React or Vue, designed to match your exact logic and layout. You get a fast, responsive web app with clean UI, accurate calculations, and full source code.

  • Programming language

    • HTML & CSS

  • Expertise

    • Debugging
    • Performance
    • Design
    • Source control
    • Testing procedures

  • Frontend framework

    • React.js
    • Vue.js
    • Astro

  • Backend framework

    • Express.js

Get to know Henry K

Henry K

Interactive Systems Developer

  • FromUnited States
  • Member sinceSep 2026

  • Languages

    English
I build custom interactive tools, automation scripts, and small systems using HTML/JavaScript, Python, and C++. I specialize in turning ideas into functional browser tools, prototypes, and workflow utilities. Whether you need a custom dashboard, a randomizer, a visualizer, or a small automation system, I deliver clean, reliable solutions with fast turnaround and clear communication.

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