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Smart Toolkit

Calcuva is your smart toolkit for everyday decisions. From financial mastery to health tracking, we provide accurate, private, and easy-to-use tools built for everyone.

Finance

Worldwide Loan & EMI
Global Salary & Net Pay
Monthly Investment (SIP)
Rent vs Buy
GST, VAT & Sales Tax
Inflation

Health

Global BMI & TDEE
Body Fat Percentage
Ideal Weight
Macro
Intermittent Fasting
Blood Alcohol Content (BAC)

Education

GPA & Percentage

Utility

Age
Date +/- Days
Working Days
Precision Unit Converter
Scientific
Percentage

Business

Profit Margin
Break-Even Point
Crypto Profit
Hourly to Salary Converter

Private Math

Everything you type stays inside your own browser.

No Tracking

Your inputs are never saved or sent to any server.

Expert Guides

Detailed strategies explaining the math behind the results.

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HomeEducation

ED · CATEGORY

Education Calculators

Academic performance and grade calculation.

GPA & Percentage

Compute weighted GPA, CGPA and percentage equivalents.