Hex Converter
Convert hex numbers to decimal, binary and octal
100% private. Your files and inputs never leave your device — everything runs locally in your browser.
How to Use Hex Converter
Convert hex numbers to decimal, binary and octal. No signup, no uploads, no watermarks.
- 1
Enter your numbers in the input fields.
- 2
Choose the calculation options or frequency.
- 3
The result updates instantly as you type.
- 4
Review the breakdown, chart, or schedule, and copy the answer.
Why choose Hex Converter?
- No uploads — your files never leave your device.
- Free forever with no signup, no watermarks, and no limits.
- Works on any device with a modern browser — no installs.
- Fast, private, and built for getting the job done in seconds.
Frequently Asked Questions
How do you read a hexadecimal number?▾
Each hex digit is a power of sixteen using 0-9 and A-F (A=10 … F=15). FF₁₆ is 15×16 + 15 = 255 in decimal.
Why is hexadecimal common in computing?▾
One hex digit maps to exactly four binary bits, so long binary values such as colors and memory addresses stay compact. #FF0000 is a familiar example.
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