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Useful tools. Zero friction.
Free online calculators and web utilities that work instantly in your browser. No signups, no unnecessary uploads.
Explore all tools →15 free tools5 categories0 accounts required
EXPLORE TOOLS
Find the right tool
Math Calculators
5 toolsGreatest Common Factor CalculatorFind the greatest common factor (GCF) of two or more positive whole numbers in seconds.Open tool →Least Common Multiple CalculatorCalculate the least common multiple (LCM) of two or more positive integers.Open tool →Exponent CalculatorRaise any numeric base to a chosen exponent and view the result instantly.Open tool →Percentage Grade CalculatorConvert points earned and total possible points into a percentage grade.Open tool →Scientific Notation ConverterConvert ordinary decimal numbers to scientific notation and back.Open tool →
Productivity Tools
1 toolsDeveloper Tools
4 toolsXML FormatterFormat and validate XML text with readable indentation, entirely in your browser.Open tool →SQL Query FormatterFormat SQL queries for easier reading with line breaks and consistent indentation.Open tool →JSON Formatter OnlineBeautify, validate and minify JSON strings in your browser.Open tool →Markdown Editor OnlineWrite Markdown and preview formatted text side by side without sending your content to a server.Open tool →
Business Calculators
4 toolsROI CalculatorCalculate return on investment as a percentage from your initial cost and final value.Open tool →Commission CalculatorCalculate sales commission from a sale amount and commission percentage.Open tool →Net Profit CalculatorFind net profit and profit margin using revenue and total costs.Open tool →Markup Percentage CalculatorCalculate markup percentage and selling price from cost and desired markup.Open tool →
BUILT FOR EVERYDAY WORK
Simple by design
Whether you are calculating a percentage, formatting code or taking notes, Toolvexa focuses on useful results and straightforward explanations.