Unit Converter
Convert data storage sizes and CSS typography units
About Unit Converter
How Unit Converter Works
Enter any numeric value to see conversions across all standard data storage and layout scales in your browser.
The Developer Unit Converter provides fast, accurate conversions for data storage units (Bytes, KB, MB, GB, TB, and binary KiB, MiB, GiB) and CSS typography and layout units (pixels, rem, em, pt, inches, cm, mm) with customizable root base font sizes. It simplifies responsive design calculations and infrastructure bandwidth sizing.
Frequently asked questions
What is the difference between MB and MiB?+
MB uses decimal SI units (1 MB = 1,000,000 bytes) while MiB uses binary power-of-two units (1 MiB = 1,048,576 bytes).
Can I adjust the root font size for REM calculations?+
Yes. The base font size input defaults to 16px and can be customized to any value.
Limitations
Dynamic viewport units (vw, vh, cqw) depend on real-time screen viewport dimensions and are calculated dynamically.