Binary, Decimal & Hex Converter
Convert integers between binary, decimal, and hexadecimal in real time.
Processing happens locally in your browser. Your files and inputs are not uploaded to our servers.
How to use Binary, Decimal & Hex Converter
- Choose the base of the value you have.
- Enter a positive or negative integer.
- Copy the synchronized binary, decimal, or hexadecimal result.
What Binary, Decimal & Hex Converter does
Binary uses base 2, decimal uses base 10, and hexadecimal uses base 16. The converter validates digits for the selected base and uses arbitrary-size integers to avoid common floating-point errors.
Examples
- Convert binary `11111111` to decimal 255 and hexadecimal FF.
- Convert hexadecimal `-2A` to decimal -42.
- Translate large integer identifiers without losing precision.
Frequently asked questions
Is my input uploaded?
No. This tool processes its input locally in your browser. Normal page requests do not include the contents you enter or select.
Does it convert fractions?
No. This version focuses on exact whole-number conversion, including negative integers. Fractional base conversion needs separate rounding rules.
Will it work in every browser?
The tool uses modern browser APIs. Current Chromium, Firefox, and Safari releases provide the best support; the page displays a clear error when a required capability is unavailable.