About Calculator.wiki

Your trusted free calculator resource — available in 5 languages

What is Calculator.wiki?

Calculator.wiki is a free, open-to-all online calculator platform designed to make everyday calculations fast and effortless. Whether you need to check a percentage, calculate your BMI, figure out your loan EMI, or find your exact age — we have a tool for that.

Our calculators run entirely inside your browser, meaning there is no registration required, no data collected, and results are instantaneous.

Our Mission

"To provide accurate, free, and fast online calculators to people around the world — in their own language, on any device."

We believe tools for everyday math and finance should be universally accessible. That's why Calculator.wiki is available in English, Spanish, French, German, and Arabic with full right-to-left (RTL) support for Arabic.

Our Vision

To become the world's most trusted and comprehensive free calculator website — covering math, science, finance, health, date calculations, and much more.

Why Trust Calculator.wiki?

• ✅ All calculations are performed client-side (in your browser) — your data never leaves your device
• ✅ No account, sign-up, or personal information required
• ✅ Works on any device — desktop, tablet, or mobile
• ✅ Available in 5 languages including full Arabic/RTL support
• ✅ Built with accessibility and speed as top priorities

Contact Us

Have a suggestion for a new calculator or found a bug? We'd love to hear from you. Visit our Contact page.