Binary / Hex Converter
Convert numbers between binary, decimal, hexadecimal, and octal instantly.
How to use this tool
1
Open Binary / Hex Converter
The tool is already loaded above — no download or account needed.
2
Enter your data
Paste or type your input. Results appear instantly.
3
Copy or download
Export your result with one click — ready to use anywhere.
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Why use this tool
100% in-browser
Your data never leaves your device — fully private.
No signup needed
Use any tool instantly without creating an account.
Always free
Every tool is free with no daily limits or paywalls.
Copy & download
Export results in one click, ready to paste anywhere.
FAQ
How do I convert decimal to binary?
Repeatedly divide the number by 2 and record the remainders from bottom to top. For example, 13 = 1101 in binary.
Why do programmers use hexadecimal?
Each hex digit represents exactly 4 binary bits, making it compact and readable. Memory addresses, colors (#FF5733), and byte values are all commonly expressed in hex.
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