All Tools VerseREM to PX Converter
Convert rem values to pixels based on a root font size you choose, many at once.
- Runs in your browser
- Nothing uploaded
- Free, no sign-up
Calculated locally in your browser. Nothing is uploaded.
How to Use REM to PX Converter
- Enter rem values. One per line, with or without the rem suffix.
- Set the root font size. Usually 16 pixels by default.
- Convert. Each value is multiplied by the root size to give pixels.
- Copy the result. Click Copy result. It all runs in your browser.
Frequently Asked Questions
How is the conversion done?
Each rem value is multiplied by the root font size, so 1.5rem at a 16 pixel root becomes 24 pixels.
Can I change the root size?
Yes. Set any positive root font size and every value is recalculated against it.
Can I paste many values at once?
Yes. Put one value per line and they are all converted together.
Is my data sent anywhere?
No. The conversion runs entirely in your browser, so nothing leaves the tab.
Is it free?
Yes. Every tool here is free to use with no sign up.
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