Pressure Converter
Convert between units of pressure, from pascals and kilopascals to bar, psi, atmospheres, and millimeters of mercury. The result updates as you type.
About Pressure Converter
This pressure converter covers the units used in weather, engineering, tires, and diving, including pascals, kilopascals, bar, psi, atmospheres, and millimeters and inches of mercury.
Frequently Asked Questions
How many psi are in one bar?
One bar is about 14.5 psi. Enter 1 bar and choose psi to see the exact value.
What is standard atmospheric pressure?
One atmosphere is defined as 101,325 pascals, which is about 14.7 psi or 1.013 bar.
Is the tool private and free?
Yes. Every conversion runs in your browser, nothing is uploaded, and the tool is free with no signup.
About Matt George
I'm Matt George, a software engineer in the startup space. I run my own shop building software for early-stage founders, and I love making free tools and experiences that people actually use. Enjoy using Pressure Converter!