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Fiverr Pro
English
$
USD
I will convert excel to web calculator or create a custom web calculator
Hassan Raza
4.8
4.8
About this gig
Do you have an Excel or Google Sheet calculator that you want to make available online?
I can transform your spreadsheet into a fully functional, interactive web calculator accessible from any device!
I'm Hassan Raza, a Full Stack Developer with 5+ years of experience building custom web tools using React.js, Next.js, Node.js, and JavaScript.
Whether it's a loan calculator, ROI estimator, pricing tool, or custom logic app, I'll replicate your Excel logic precisely and design a professional, responsive interface.
️ What You'll Get
- Convert Excel/Google Sheets to responsive web calculators
- Support for complex formulas and dependencies
- Frontend in React, Next.js, or Vanilla JavaScript
- Custom layout and branding
- Integration into your existing website
- Optional backend for saving results
- Deployment and setup assistance
Types of Calculators I Build
- Loan / Mortgage Calculator
- ROI / Investment Calculator
- Pricing or Cost Estimator
- BMI or Health Calculators
- Financial, Business, or Engineering Calculators
- Custom formula-based calculators
Please message me before placing an order, share your Excel file and requirements so I can confirm pricing and delivery time accurately.
Get to know Hassan Raza
Hassan Raza
Full Stack Developer building Custom Web Apps SaaS and AI Solutions
- FromPakistan
- Member sinceNov 2020
- Last delivery9 months
Languages
English, Urdu, Hindi, Punjabi
Hi, I'm Hassan, a full-stack developer with 5+ years of experience building production web apps, SaaS platforms, and AI solutions for clients worldwide. I specialize in React.js, Next.js, NestJS, TypeScript, Node.js, MongoDB, PostgreSQL, MySQL, Supabase, Stripe, and AI integration, delivering complete products end to end: frontend, backend, database, and deployment. I've shipped real products like Sneakertopia (AI platform) and EyewearStream (e-commerce with 50+ variants). My focus is clean, scalable code, clear communication, and on-time delivery. Message me to discuss your project.
My Portfolio
Other Software Development Services I Offer
FAQ
Can you handle complex Excel formulas?
Yes ✅ I can implement advanced logic, nested conditions, and dependent fields just like your Excel sheet.
Will the calculator work on mobile and desktop?
Absolutely. I ensure every calculator is fully responsive across all screen sizes.
Can I embed this calculator into my website?
Yes — I’ll provide you with embeddable code or deploy it directly to your site (WordPress, React, or custom).
What if I only have a Google Sheet instead of Excel?
No problem. I can work with Excel (.xlsx) or Google Sheets and replicate the logic perfectly.
Do you support backend or data saving?
Yes — available in the Premium package. I can use Node.js / MongoDB to store user inputs or results.
Reviews
5 reviews for this Gig
| (4) | ||
| (1) | ||
| (0) | ||
| (0) | ||
| (0) |
Rating Breakdown
- Seller communication level
- Quality of delivery
- Value of delivery
Sort By
Most relevant
F 
florianamstutz
Spain
A great experience ! Thank you !
$100-$200
Price
9 days
Duration
Helpful?F florianamstutz
Spain
It's always a great pleasure to work with Hassan. A very competent and smart personn.
$100-$200
Price
7 days
Duration
Helpful?F florianamstutz
Spain
Hassan created exactly what we had in mind, and we thank him for his excellent work.
$200-$400
Price
6 weeks
Duration
Helpful?C chrisruiz161
United States
Nice finished product. Hassan created a website calculator from an Excel calculator.
$200-$400
Price
8 days
Duration
Helpful?F frankfeddersen
Denmark
Fantastic experience, great design and excellent execution. Not only was he able to code the exact website that I was looking for, he was also able to make custom adjustments. There are no worries with Hassan since you are working with someone who will go above and beyond to help you with your coding...
I 
Seller's Response
Helpful?
Reviews
5 reviews for this Gig
| (4) | ||
| (1) | ||
| (0) | ||
| (0) | ||
| (0) |
Rating Breakdown
- Seller communication level
- Quality of delivery
- Value of delivery
Sort By
Most relevant
F florianamstutz
Spain
A great experience ! Thank you !
$100-$200
Price
9 days
Duration
Helpful?F florianamstutz
Spain
It's always a great pleasure to work with Hassan. A very competent and smart personn.
$100-$200
Price
7 days
Duration
Helpful?F florianamstutz
Spain
Hassan created exactly what we had in mind, and we thank him for his excellent work.
$200-$400
Price
6 weeks
Duration
Helpful?C chrisruiz161
United States
Nice finished product. Hassan created a website calculator from an Excel calculator.
$200-$400
Price
8 days
Duration
Helpful?F frankfeddersen
Denmark
Fantastic experience, great design and excellent execution. Not only was he able to code the exact website that I was looking for, he was also able to make custom adjustments. There are no worries with Hassan since you are working with someone who will go above and beyond to help you with your coding...
I Seller's Response
Helpful?
