Free Online Tools for Everyone

Simplify your tasks with GoluBrain’s free tools: Grade Calculator, EMI Calculator, BMI Calculator, and more—perfect for students, professionals, and everyday use!

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Student Tools

Tools to help students excel academically.

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Financial Tools

Plan your finances with ease.

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Everyday Tools

Simplify daily tasks with these utilities.

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Student Tools

Grade Calculator

Calculate your grades and GPA easily with our Grade Calculator. Perfect for students to track academic progress.

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Scientific Calculator

A simple and easy-to-use online scientific calculator for all your mathematical needs.

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Financial Tools

EMI Calculator

Calculate your bank loan, car loan, or home loan EMI with our easy-to-use EMI Calculator.

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Future Salary Calculator

Estimate your future salary with our online salary calculator tool.

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Online Bill Calculator

Calculate your total bill while shopping with our online bill calculator.

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Percentage Calculator

Calculate prices, amounts, or percentages easily with our percentage calculator.

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Everyday Tools

BMI Calculator

Check your BMI to stay fit. This tool uses your weight and height to determine your BMI status.

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Age Calculator

Calculate your age in years, months, days, hours, minutes, and seconds with precision.

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Character Counter

Count words, characters, sentences, and paragraphs with our online character counter tool.

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Character Remover

Remove or replace any character or word with this online character remover tool.

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SQL Formatter

Format your SQL queries with proper spacing using our online SQL formatter.

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Random Password Generator

Generate secure passwords with our Random Password Generator tool.

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