Number Tools

Pick a converter. Everything runs locally in your browser — nothing is uploaded.

Text encode / decode

Hex to TextDecode UTF-8 hex bytes to text Text to HexEncode text as UTF-8 hex Binary to TextDecode binary bytes to UTF-8 text Text to BinaryEncode text as UTF-8 binary Octal to TextDecode octal bytes to UTF-8 text Text to OctalEncode text as UTF-8 octal Decimal to TextUnicode code points → characters Text to DecimalCharacters → Unicode code points ASCII to TextASCII codes → characters Text to ASCIICharacters → ASCII codes

Radix convert

Hex to DecimalHex → Decimal Decimal to HexDecimal → Hex Binary to DecimalBinary → Decimal Decimal to BinaryDecimal → Binary Hex to BinaryHex → Binary Binary to HexBinary → Hex Decimal to OctalDecimal → Octal Octal to DecimalOctal → Decimal Octal to HexOctal → Hex Hex to OctalHex → Octal Octal to BinaryOctal → Binary Binary to OctalBinary → Octal

Numbers & random

Number to ChineseArabic numerals → Chinese numerals Number to EnglishNumbers → English words English to NumberEnglish number words → digits Amount in RMB CapitalsNumber → formal Chinese currency words Roman to DecimalRoman → Decimal Decimal to RomanDecimal → Roman (1–3999)Random NumbersGenerate random integers in a range