Calculators: Number bases & conversion

Euler angles ↔ quaternions calculator

Convert between Euler angles (order and deg/rad) and quaternions; normalize and show the rotation matrix.

Calculate binary to decimal instantly. Includes step-by-step math, signed two’s complement interpretation, and hexadecimal output.

Calculate binary to hexadecimal instantly. Includes 4-bit grouping, step-by-step conversion, plus decimal and octal equivalents.

Calculate binary to octal instantly. Includes 3-bit grouping, step-by-step conversion, and decimal and hexadecimal equivalents.

Calculate decimal to binary instantly. Includes step-by-step repeated division, optional bit padding, plus hex and octal equivalents.

Calculate decimal to hexadecimal instantly. Includes step-by-step division, uppercase/lowercase option, plus binary and octal equivalents.

Calculate decimal to octal instantly. Includes step-by-step division and binary and hexadecimal equivalents.

Calculate hexadecimal to binary instantly. Includes step-by-step conversion, 4-bit grouping, and optional byte padding.

Calculate hexadecimal to decimal instantly. Includes step-by-step base-16 math, digit validation, plus binary and octal equivalents.

Calculate hexadecimal to octal instantly. Includes step-by-step conversion and decimal and binary equivalents for verification.

Convert octal to binary instantly with grouped output and per-digit mapping.

Convert octal to decimal instantly. Validates digits 0-7, cleans the 0o prefix, and shows binary and hexadecimal equivalents.

Calculate octal to hexadecimal instantly. Includes step-by-step conversion plus decimal and binary equivalents to verify the result.

Convert ASCII to binary in one click. Choose 7/8 bits, set separators, and get decimal and hex codes per character.

Calculate binary to ASCII text instantly. Supports 8-bit bytes, separators, and outputs characters, codes, and copy-ready text.