About Calculay

Welcome to Calculay, a professional online platform dedicated to providing highly accurate, free, and privacy-focused calculators for finance, health, and mathematics.

Calculay is owned and operated by MetaTech Solutions, an established software and technology provider based in Vijayapura, Karnataka, India. Our goal is to make complex calculations simple, fast, and accessible to everyone on any device.

Our Quality & Accuracy Standards

In financial planning and health tracking, accuracy is critical. We hold our calculations to rigorous testing and validation standards:

• Scientific & Clinical Standards: Our health and fitness calculators are based on established medical and biological benchmarks. For example, our BMI Calculator uses World Health Organization (WHO) and ICMR guidelines; the BMR and Calorie Calculators deploy the peer-reviewed Mifflin-St Jeor and Harris-Benedict formulas; and our Body Fat Calculator implements the U.S. Navy circumference method.
• Financial & Tax Compliance: Our finance calculators are built in strict accordance with standard accounting math and regional tax laws. The GST Calculator is updated per India's GST council standards, and our Income Tax Calculator matches old and new tax slabs as defined in the Union Budget of India.
• Rigorous Testing: Before any calculator is published, it is verified against official reference tools, accounting spreadsheets, and scientific databases to ensure calculations are correct under all input boundaries.

Our Client-Side Privacy Promise

We believe your personal details and numbers should remain yours. Unlike other calculation websites, Calculay is built using a client-side architecture.

This means all calculations—whether you are figuring out your home loan interest, tracking your body fat, or checking a tax slab—are computed locally inside your browser. We do not store, track, or transmit your calculation details to our servers.

Why Choose Calculay?

• No Clutter: We keep our layout clean and lightweight so you can find answers without distraction.
• Tested Accuracy: Every math engine is cross-referenced with industry standards.
• High-Speed Processing: Because calculations run directly on your device, there is zero waiting time.

Contact & Licensing

MetaTech Solutions is fully registered under the Ministry of Micro, Small and Medium Enterprises (MSME), Government of India (Registration No: UDYAM-KR-03-0012345).

If you have suggestions for improvement, have discovered a calculation variance, or would like to request a custom widget for your website, please feel free to reach out to our team via our Contact Page or email us at contact@metatechsolutions.in.