Convert numbers between binary, octal, decimal and hexadecimal. Support for any base from 2 to 36. Free number system converter.
Convert numbers between binary (base 2), octal (base 8), decimal (base 10) and hexadecimal (base 16). Visual bit breakdown included.
Encode text to Base32 (RFC 4648) and decode Base32 to text, with UTF-8 support. All in the browser.
developerEncode text to Base64 or decode Base64 to text online. Supports UTF-8. Free Base64 converter tool.
developerPerform arithmetic on binary numbers: add, subtract, multiply, divide. Convert results between bases.
developerCalculate Unix file permissions. Convert between symbolic (rwxr-xr-x) and numeric (755) chmod notation. Free chmod permission calculator.
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