Unit Converters
A powerful suite of 25 conversion tools. Instantly convert between Metric and Imperial units for length, weight, data, and more.
Universal Unit Conversion
Stop guessing and start converting. AllCalculatorsTool.com offers precise conversion tools for students, engineers, travelers, and everyday users.
Whether you need to convert miles to kilometers, PDF to Word, or Gigabytes to Megabytes, our tools handle the math instantly. Switch between common systems like Metric, Imperial, and Digital standards with a single click.
Length Converter
Convert between millimeters, centimeters, meters, kilometers, inches, feet, yards, and miles.
Weight Converter
Convert between grams, kilograms, milligrams, metric tons, ounces, and pounds.
Temperature
Convert between Celsius, Fahrenheit, Kelvin, and Rankine instantly.
Area Converter
Calculate area units: square meters, square feet, acres, hectares, and square miles.
Volume Converter
Convert between liters, milliliters, gallons, cubic meters, and fluid ounces.
Speed Converter
Convert Kilometers per hour, Miles per hour, Meters per second, and Knots.
Time Converter
Convert between seconds, minutes, hours, days, weeks, months, and years.
Data Storage
Convert between Bits, Bytes, Kilobytes (KB), Megabytes (MB), Gigabytes (GB), and Terabytes.
Transfer Rate
Convert data transfer speeds: Kbps, Mbps, Gbps, and TB/s.
Angle Converter
Convert between Degrees, Radians, Gradians, and Arcminutes.
Pressure Converter
Convert units of pressure: Pascal, Bar, PSI, Atmosphere, and Torr.
Energy Converter
Convert between Joules, Calories, Kilocalories, BTUs, and Kilowatt-hours (kWh).
Power Converter
Convert Watts, Kilowatts, Megawatts, Horsepower (HP), and BTU/hour.
Force Converter
Convert between Newtons, Kilonewtons, Dynes, and Pounds-force.
Fuel Consumption
Convert MPG, Liters/100km, and km/L to compare vehicle efficiency.
Bits to Bytes
Quick converter for Bits, Nibbles, Bytes, and Words.
Number to Words
Convert numerical digits into written English words (e.g., 123 -> One Hundred Twenty Three).
Base Converter
Convert numbers between Binary, Decimal, Octal, and Hexadecimal systems.
Roman Numeral
Convert standard numbers to Roman Numerals and vice versa.
Aspect Ratio
Calculate aspect ratio and dimensions for images and screens (16:9, 4:3, etc.).
Resolution (PPI)
Calculate PPI (Pixels Per Inch) and screen resolution based on size and pixels.
Shoe Size
Convert men's and women's shoe sizes between US, UK, EU, and CM sizes.
Clothing Size
International clothing size converter for shirts, pants, and dresses (XS, S, M, L, XL).
Torque Converter
Convert torque measurements: Newton-meters, Foot-pounds, and Kilogram-force meters.
JPG to PDF
Convert one or more JPG images into a single PDF document effortlessly.
PNG to JPG
Transform PNG files into standard JPG format for better compatibility and sharing.
Merge PDF
Combine multiple PDF files into one unified document in just a few clicks.
Compress PDF
Reduce PDF file size significantly while maintaining the best possible quality.
Image Resizer
Resize images to specific dimensions, pixels, or percentage scales easily.
Convert HEIC to JPG
Convert Apple iPhone HEIC photos into standard JPG format for any device.
Image Converter
Convert between WebP, BMP, TIFF, SVG, and other popular image formats.
Split PDF
Split a PDF file into multiple files or extract selected pages easily.
Add PDF Page Number
Add page numbers to your PDF file with custom position and formatting.
Compare PDF
Compare two PDF files and highlight differences quickly and accurately.
Organize PDF
Reorder, delete, or add pages to organize your PDF document easily and efficiently.
Create PDF
Generate a PDF from your files quickly and easily.
Word to PDF
Convert your Word documents (DOC, DOCX) into PDF quickly and easily.
Image to Text
Convert images (JPG, PNG) into editable text instantly using OCR technology.