Conversion Calculator – Units Converter Online Free
Convert between length, weight, temperature, volume, area, and more instantly. 100% free · Instant results · Works in your browser.
AdSense 728×90
Conversion Category:
Converted Value:
–
–
How to Use Conversion Calculator (3 Easy Steps)
- Select the conversion category (length, weight, temperature, volume)
- Enter the value and choose from/to units
- Click “Convert” – get instant accurate result
Frequently Asked Questions
Is this conversion calculator free?
Yes – 100% free, unlimited use, no signup required.
What categories are supported?
Length, weight (mass), temperature, and volume – with common units.
How accurate are the conversions?
Precise standard conversion factors are used.
Can I convert negative values?
Yes, especially useful for temperature conversions.
Does it work on mobile?
Yes! Fully responsive design for all devices.