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English
$
USD
I will build a custom online calculator or interactive web tool
Arslan Irfan
About this gig
Looking for a custom online calculator or interactive web tool?
I build responsive browser-based applications that help businesses, startups, and individuals provide useful, interactive experiences for their users. Every project is developed with clean code, fast performance, and a modern, mobile-friendly interface.
I can build:
Age calculators
BMI calculators
Loan and mortgage calculators
Price estimators
Profit and ROI calculators
Cost calculators
Business tools
Interactive quizzes
Custom forms
Other browser-based utilities
What you'll get:
Responsive design for desktop, tablet, and mobile
Clean HTML, CSS, and JavaScript
Fast loading performance
Modern user interface
Cross-browser compatibility
SEO-friendly structure
Well-organized and maintainable code
If your project includes unique calculations or advanced functionality, feel free to contact me before placing an order so we can choose the best package.
Respect third-party rights
Please be aware that it is against Fiverr's policies for sellers to include themes, templates, or any other elements that infringe third-party rights or applicable laws in the delivered work. Read more about in our Guide to Responsible Digital Creation.
Get to know Arslan Irfan
Arslan Irfan
Frontend Developer, Astro Landing Pages
- FromPakistan
- Member sinceMar 2026
Languages
Urdu, English
I'm a Frontend Developer specializing in Astro websites and modern landing pages. I build fast, responsive, and clean websites for businesses, startups, and personal brands.
Skills:
• Astro
• HTML & CSS
• JavaScript
• Responsive Design
• GSAP Animations
• Git & GitHub
• Shopify-ready Landing Pages
I focus on clean code, great user experience, and clear communication. Whether you need a landing page, portfolio, business website, or frontend redesign, I'll deliver a professional website that's easy to maintain and built to perform.
My Portfolio
FAQ
Can you build a completely custom calculator?
Yes. If you already have the formulas or requirements, I can build a custom calculator tailored to your needs.
Will it work on mobile devices?
Yes. Every project is designed to work smoothly on desktops, tablets, and smartphones.
Can you match my existing website design?
Yes. If you provide your branding or design reference, I'll create a tool that fits your existing style.
Do you provide the source code?
Yes. You'll receive the completed project files upon delivery.
I'm not sure which package I need.
Send me a message with your project details, and I'll recommend the most suitable package before you place an order.
