Converter Tools Online
Use free converter tools online for currency, length, weight, temperature, speed, data storage, time zones and Roman numerals.
Currency Converter
Convert currencies online and calculate amounts between different currencies quickly with an easy currency conversion tool.
Length Converter
Convert millimeters, centimeters, meters, kilometers, inches, feet, yards, miles and other common length units.
Weight Converter
Convert kilograms, pounds, ounces, grams, milligrams, stones and other common weight and mass units.
Temperature Converter
Convert Celsius, Fahrenheit, Kelvin, Rankine and other temperature values using accurate conversion formulas.
Speed Converter
Convert kilometers per hour, miles per hour, meters per second, knots, feet per second and other speed units.
Data Storage Converter
Convert bits, bytes, KB, MB, GB, TB, PB and binary storage units such as KiB, MiB, GiB and TiB.
Time Zone Converter
Convert times between Eastern, Central, Pacific, Mountain, GMT, UTC and many other worldwide time zones.
Roman Numeral Converter
Convert numbers to Roman numerals and valid Roman numerals back into numbers instantly online.
Free Converter Tools Online
AB MultiTools provides free converter tools for common conversion tasks. This collection brings different online conversion utilities together in one convenient place, making it easier to convert values without installing separate software.
You can use these converter tools for currency, measurements, temperature, speed, digital storage, time zones and Roman numerals. Each tool has been designed with a simple interface for fast and straightforward conversions.
Measurement Converter Tools
Use the Length Converter to convert meters, kilometers, centimeters, millimeters, inches, feet, yards and miles. The Weight Converter supports kilograms, pounds, ounces, grams, stones and other common weight units.
Temperature and Speed Converter Tools
The Temperature Converter makes it easy to convert Celsius, Fahrenheit, Kelvin and other temperature units. The Speed Converter supports kilometers per hour, miles per hour, meters per second, knots and additional speed measurements.
Currency and Data Storage Converters
The Currency Converter helps calculate conversions between different currencies. The Data Storage Converter handles bits, bytes and decimal or binary digital storage units such as KB, MB, GB, TB, KiB, MiB and GiB.
Time Zone Converter
Use the Time Zone Converter to compare times between different locations around the world. It supports major time zones and can account for date changes and daylight saving rules where applicable.
Roman Numeral Converter
The Roman Numeral Converter works in both directions. Convert numbers into Roman numerals or enter a valid Roman numeral to find its numeric value.
Frequently Asked Questions
What are converter tools?
Converter tools are online utilities that change a value from one unit, measurement system or format into another.
Are these converter tools free?
Yes. The converter tools available on AB MultiTools are free to use online.
What types of conversions are available?
The collection includes currency, length, weight, temperature, speed, data storage, time zone and Roman numeral converters.
Can I use the converter tools on my phone?
Yes. The converter pages are responsive and designed for phones, tablets and desktop computers.
Do I need to install anything?
No. You can use the converter tools directly in your web browser.
Where can I find all the converter tools?
This page contains the current collection of converter tools available on AB MultiTools.