YounitConverterについて

私たちのミッション

YounitConverter was created with a simple goal: to provide the most accurate, fastest, and easiest-to-use unit conversion tool available online. Whether you're a student working on homework, an engineer calculating specifications, a chef converting recipes, or a traveler navigating unfamiliar measurements, we're here to help.

We believe that accurate unit conversion should be accessible to everyone, everywhere, at no cost. That's why YounitConverter is completely free to use, requires no registration, and works on any device with a web browser.

信頼できる精度

Accuracy is our top priority. All 変換係数s are sourced from authoritative references including:

• NIST - National Institute of Standards and Technology
• BIPM - International Bureau of Weights and Measures
• ISO - International Organization for Standardization

We maintain high precision suitable for scientific and engineering applications. Our internal calculations use at least 10 significant figures to ensure results you can rely on for professional work, academic research, or everyday tasks.

包括的なカバレッジ

YounitConverter supports a wide range of measurement categories organized by use case:

日常的な測定

Length, weight, volume, temperature, area, speed, and time conversions for daily life, cooking, travel, and home projects.

科学・工学

Force, energy, power, pressure, density, viscosity, and thermodynamic units for technical professionals and students.

電気・磁気

Electric current, voltage, resistance, capacitance, inductance, and magnetic field units for electronics and physics.

専門分野

Radiation measurements, luminance, data storage, typography, など for industry-specific needs.

プライバシー優先

We respect your privacy. YounitConverter:

• Does not require any personal information or account creation
• Does not sell or share user data
• Uses minimal cookies only for essential functionality
• Performs all conversions locally in your browser

Your conversions are your business. We're just here to help you get accurate results.

オープンソースとコミュニティ

YounitConverter is built with modern web technologies and follows best practices for accessibility and performance. We welcome feedback and suggestions to improve the tool.

Found an error in a conversion? Have a suggestion for a new unit or category? We'd love to hear from you. Your input helps us make YounitConverter better for everyone.

もっと詳しく

Ready to dive deeper into the world of measurement? Visit our Learning Center to explore articles about measurement history, practical conversion guides, and industry applications.