Useful browser utilities
Free tools for everyday digital tasks
Fast utilities for documents, media, text, calculations and common online workflows—available directly in your browser.
No account is required for most tools. Review each tool’s privacy notes before processing sensitive information.
Browse all free tools
Choose a tool below. The directory is split into quick-loading pages for a faster mobile experience.
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Data Size Converter
Convert digital storage values between bytes, KB, MB, GB and TB using decimal SI units.
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Date Difference Calculator
Find the exact difference between two calendar dates.
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Density Converter
Convert density between kg/m³, g/cm³, g/L, lb/ft³ and lb/in³.
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Dice Roller
Roll configurable virtual dice with browser cryptographic randomness when available.
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Discount Calculator
Calculate sale price, discount amount and effective savings.
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Electric Charge Converter
Convert coulombs, ampere-hours, milliampere-hours and elementary charges.
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EMI Calculator
Estimate monthly loan EMI, total payment and total interest.
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Energy Converter
Convert joules, calories, watt-hours, electronvolts and BTU accurately.
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Favicon Generator
Create a square favicon PNG from an uploaded image locally.
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File Hash Checker
Calculate SHA-256, SHA-384 or SHA-512 checksums for a local file.
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File Information Inspector
Inspect a file name, extension, MIME type, size and last-modified time locally.
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File to Base64 Converter
Convert a local file to Base64 or a complete data URL and copy the result.
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Force Converter
Convert newtons, kilonewtons, dynes, pound-force and kilogram-force.
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Fraction Calculator
Add, subtract, multiply and divide fractions.
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Frequency Converter
Convert hertz, kilohertz, megahertz, gigahertz and revolutions per minute.
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Fuel Cost Calculator
Estimate trip fuel use and total fuel cost from distance and mileage.
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GST Calculator (India)
Add or remove GST and calculate tax amount for Indian rates.
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Hash Generator
Generate SHA-256, SHA-384 or SHA-512 hashes locally with Web Crypto.
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HTML Entity Encoder / Decoder
Encode or decode common HTML entities safely.
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HTML Minifier
Minify HTML by removing comments and unnecessary whitespace.
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Ideal Gas Law Calculator
Solve PV = nRT for pressure, volume, moles or temperature.
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Image Background Remover
Remove a connected solid-colour background with adjustable tolerance and feathering.
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Image Collage Maker
Arrange multiple images into a customizable grid collage and download it.
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Image Color Picker
Pick any pixel colour from an uploaded image and copy HEX, RGB and HSL values.
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Use free tools safely
- Keep your own copy of important source files.
- Avoid entering passwords, financial data or confidential documents.
- Check the generated result before relying on it.
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