About PayFeeCalc Suite
Free, lightweight, browser-based utilities built with speed and privacy at the core.
Who We Are
PayFeeCalc Suite is an independent digital tool project published under luoyunxiao.com. We design and operate straightforward, ultra-responsive web utilities tailored for cross-border e-commerce sellers, freelance contractors, software engineers, and international travelers.
In an era where many basic web utilities force users to sign up, wait through artificial delays, or upload sensitive company files to unknown remote servers, PayFeeCalc operates on an entirely different philosophy: instant, client-side, and zero-compromise privacy.
Our Core Principles
Instant Execution
No signups, no waitlists, and no paywalls. All algorithms compute instantly right in your local browser runtime.
Client-Side Privacy
Your financial figures, generated QR vectors, and compressed photos never leave your device.
Global Accessibility
Built on modern, ultra-fast global CDN architecture, ensuring low latency and high availability worldwide.
The Suite Today
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💳
Payment Fee & Payout Calculator
Accurately calculate net earnings and optimal client billing amounts across Stripe, PayPal, and Wise.
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📱
QR Code Studio
Generate high-resolution PNG/SVG QR codes for URLs, WiFi credentials, contact cards, and payments without cloud rendering.
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🕒
World Time Zones Converter
Quickly visualize overlapping business hours and convert time across global financial hubs.
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🛡️
IP & Network Privacy Suite
Diagnose public IP leaks, WebRTC vulnerabilities, DNS resolver paths, and browser fingerprint exposure.
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🖼️
Image Compress & Optimize
Losslessly reduce JPEG, PNG, and WebP file weights completely on-device without privacy risks.
Get in Touch
We welcome suggestions for new features, fee schedule updates, bug reports, and partnership inquiries:
Operator: Luoyunxiao Project Team
Primary Domain: https://luoyunxiao.com
Email Address: 651550333@qq.com
Response Time: Typically within 24–48 business hours.