I will develop custom javascript calculators and web utility tools
develop custom javascript widgets and web tools without API
Over deze dienst
Looking for a fast, custom, and maintenance-free web utility tool for your website? You are at the right place!
I am a professional web developer with 3 years of technical experience, specializing in building high-performance web utility tools, custom calculators, and text utilities (like Online Synonym & Antonym Finders).
Unlike other developers who use heavy WordPress plugins or expensive third-party APIs, I write 100% Core Vanilla JavaScript. This means your tool will load instantly and cost you ZERO monthly fees!
WHAT YOU WILL GET:
100% Custom Web Tool (Synonym Finder, Calculators, Text Utilities)
Pure Vanilla JS Code (NO External API, NO Monthly Costs)
100% Mobile Responsive Layout (Custom HTML/CSS)
Blazing Fast Speed Optimization
Easy Copy-Paste Integration (Blogger, WordPress, or Custom HTML Site)
Social Media Sharing Icons Built-in
WHY CHOOSE ME?
- 3 Years of Technical Industry Experience
- High-Quality Clean Coding Standards
- Free Deployment Support
- Fast Delivery & 100% Satisfaction Guaranteed
Perfect for bloggers, tools website user looking to boost their traffic.
Please contact me with your specific requirements before placing an order.
Mijn portfolio
Veelgestelde vragen
Do I need to pay any monthly or yearly fees for the tool?
Absolutely NOT! I build tools using pure Vanilla JavaScript without external premium APIs. Once the tool is built, it runs forever with ZERO monthly or maintenance costs.
Will this tool work on Blogger and WordPress websites?
Yes, 100%. The tool is delivered as a clean, standalone HTML/CSS/JS code block. You just need to copy and paste it into a Blogger HTML widget or WordPress Custom HTML block, and it will work perfectly.
Is the tool design mobile-friendly and fast?
Yes, the layout is 100% mobile-responsive and designed with custom CSS. Since there are no heavy external libraries, it loads instantly and features top-notch speed optimization.
Can you create a tool with custom backend databases or complex user login systems?
This gig is specifically for frontend web utility tools, utility calculators, and text tools (like Synonym Finders). For complex database systems or advanced features, please message me first to discuss feasibility

