Unit converter
Convert length, weight, temperature and more. Pick a category, type in either box — the other updates live. Nothing is uploaded.
Everything runs in your browser. No upload, no sign-up.
How it works
STEP 1
Pick a category
Length, weight, temperature, area, volume, speed, time or data.
STEP 2
Choose the units
Set the “from” and “to” units — tap swap to flip them.
STEP 3
Type a number
Type in either box; the other converts instantly. All private, nothing leaves your device.