Font Size Converter

Convert between px, pt, em, rem, and percentage font sizes instantly.Updated 2026-03-20

Pixels (px)

Points (pt)

Em

Percentage (%)

Frequently Asked Questions

How many px in a pt?

1pt = 1.333px (at 96 DPI).

What is em?

Em is relative to the parent font size. 1em = parent font size.

Is this free?

Yes, completely free with no signup.