Number Base Converter
ConvertersConvert between binary, octal, decimal, and hexadecimal. Free, private — all processing in your browser.
How to use
- 1. Enter or paste your data in the input area above
- 2. Adjust settings or options as needed
- 3. Click the action button or see real-time results
- 4. Copy the result with the copy button
All processing happens in your browser. Nothing is sent to any server.
About this tool
Convert between binary, octal, decimal, and hexadecimal number systems. Enter a number in any base and see instant conversions to all other bases, plus Base 32. Supports binary (base 2, used in low-level programming and networking), octal (base 8, used in Unix file permissions), decimal (base 10, standard human notation), and hexadecimal (base 16, used in colors, memory addresses, and byte representation). Essential for understanding computer architecture, debugging memory dumps, working with network protocols, and converting between color formats.
FAQ
▶Is the Number Base Converter free to use?
Yes, completely free. No signup, no premium tiers, no hidden costs.
▶Is my data safe when using the Number Base Converter?
All processing happens in your browser. Your data never leaves your device.
▶Does the Number Base Converter work on mobile?
Yes, fully responsive. Works on smartphones, tablets, and desktops.
▶Do I need to install anything?
No. It runs entirely in your web browser. Just open the page and use it.
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