Converter subcategory
Number Tools
Translate between binary, decimal, hexadecimal, octal, ASCII, byte, and IP representations for technical workflows.
58 free toolsNo signup required
Number Tools
Convert numbers, bases, bytes, ASCII values, and IP representations.
ASCII to Base64Encode ASCII text strings to Base64. Commonly used for HTTP headers, API tokens, and config values.ASCII to Text ConverterConvert ASCII codes (decimal, hex, or octal) to readable text. Paste your ASCII code list and get the text string output instantly.Base64 to ASCIIDecode Base64 strings back to ASCII text. Useful for reading HTTP auth headers, API tokens, and encoded config values.Base64 to BinaryDecode a Base64 string and display the raw bytes as 8-bit binary numbers separated by spaces.Base64 to HexadecimalDecode a Base64 string and display the raw bytes as hexadecimal values separated by spaces.Base64 to OctalDecode a Base64 string and display the raw bytes as octal values separated by spaces.Binary to Base64Convert binary numbers (8-bit byte groups) to a Base64-encoded string.Binary to Decimal ConverterConvert binary numbers (base 2) to decimal (base 10). Also shows hexadecimal and octal equivalents. Supports large binary numbers.Binary to Hex ConverterConvert binary numbers (base 2) to hexadecimal (base 16). Also shows decimal and octal equivalents. Supports large binary numbers with BigInt precision.Binary to IP ConverterConvert 32-bit binary values into standard dot-separated IPv4 addresses. Supports visual octet breakdown, decimal, and hexadecimal output formats.Binary to Octal ConverterConvert binary numbers (base 2) to octal (base 8). Also shows decimal and hexadecimal equivalents. Supports large binary numbers with BigInt precision.Binary to StringConvert binary byte groups into readable strings. Paste 8-bit binary, decode UTF-8 or Latin-1 bytes, and copy the text output.Binary to Text ConverterConvert binary code (0s and 1s) to readable text. Paste space-separated 8-bit binary groups and get the ASCII text output instantly.Byte to ASCII ConverterConvert decimal byte values (0–255) to their ASCII characters. Paste space or comma-separated byte values and get the ASCII text output instantly.Byte to StringConvert decimal byte values into readable strings. Decode UTF-8 bytes or use Latin-1 mode for direct byte mapping.Char to ASCII ConverterConvert individual characters or a string to their ASCII codes in decimal, hexadecimal, or octal. See the numeric code for every character instantly.CMYK to HEXConvert CMYK colour values to a HEX code for use in CSS and web design. Shows intermediate RGB values and a live preview.Code to ASCII ConverterConvert numeric character codes to ASCII text. Supports decimal, hex, binary, and octal code lists with validation.Colortone to HexConvert a Colortone label, tone phrase, CSS named color, RGB/HSL string, or embedded HEX value into a normalized HEX color.Decimal to ASCII ConverterConvert decimal ASCII codes to their corresponding characters. Enter space or comma-separated decimal values and get the ASCII text instantly.Decimal to Hex ConverterConvert decimal numbers (base 10) to hexadecimal (base 16). Also shows binary and octal equivalents. Supports large numbers with BigInt precision.Decimal to IP ConverterConvert decimal integers (32-bit integers) into standard dotted-decimal IPv4 addresses. Ideal for network engineers and database managers.Decimal to Octal ConverterConvert decimal integers to octal (base 8) notation. Also shows binary and hexadecimal outputs. Supports arbitrarily large numbers.Hex to Binary ConverterConvert hexadecimal numbers to binary (base 2), decimal, and octal. Supports 0x prefix and arbitrarily large hex values.HEX to CMYKConvert a HEX colour code to CMYK values. Shows C, M, Y, K percentages and intermediate RGB with a live preview.HEX to ColortoneConvert #RGB or #RRGGBB colors into readable Colortone labels with RGB, HSV, CMYK, and swatch references.Hex to Decimal ConverterConvert hexadecimal numbers to decimal (base 10), binary, and octal. Accepts 0x prefix. Uses BigInt for large values.HEX to HSVConvert a HEX colour code to HSV (Hue, Saturation, Value) — also known as HSB. Shows H°, S%, V% with a live preview.Hex to IP ConverterConvert hexadecimal addresses (32-bit hex values) into standard dot-separated IPv4 addresses. Supports decimal integer and binary representation formatting.Hex to Octal ConverterConvert hexadecimal numbers to octal (base 8), decimal, and binary. Accepts 0x prefix. Uses BigInt for arbitrarily large values.HEX to RGBConvert a HEX colour code to RGB values instantly. Shows the CSS rgb() function output with a live colour preview.HEX to RGBAConvert a HEX colour code to RGBA with a customisable alpha (opacity) value. Outputs the CSS rgba() string.Hex to StringDecode hexadecimal byte values into readable strings. Supports compact hex, spaced bytes, UTF-8 text, and Latin-1 byte mode.Hex to UTF8Decode hexadecimal byte values as UTF-8 text. Supports compact hex, spaced bytes, and 0x-prefixed values.Hexadecimal to Base64Convert hexadecimal bytes to a Base64-encoded string. Accepts space-separated or continuous hex input.HSV to HEXConvert HSV (Hue, Saturation, Value) colour values to a HEX code. Shows #RRGGBB output and intermediate RGB with a live preview.Image to ASCII ArtConvert an uploaded image into copyable ASCII art using browser-side canvas sampling, width control, character sets, and download.IP Address to Phone ConverterConvert IP addresses into structured 10-digit telephone number formatting using mathematical integer mapping. Ideal for puzzles, encoding, and obfuscation.IP to Binary ConverterConvert dotted decimal IPv4 addresses into binary strings (dotted, spaced, or continuous 32-bit). Includes octet breakdown grid, decimal, and hex outputs.IP to Decimal ConverterConvert a dotted-decimal IPv4 address to its 32-bit decimal integer value. Also shows hex and binary representations.IP to Hex ConverterConvert a dotted-decimal IPv4 address to its 8-digit hexadecimal value. Also shows decimal and binary outputs.IP to Octal ConverterConvert a dotted-decimal IPv4 address to octal notation. Supports dotted octal and full 32-bit octal, plus decimal and hex outputs.IPv6 to Binary ConverterConvert an IPv6 address to its 128-bit binary representation. Displays each 16-bit group, continuous binary string, and fully expanded address.Number Base ConverterConvert numbers between binary, decimal, hexadecimal, octal, and any custom base — with bit grouping, signed integers, and step-by-step explanation.Number to WhatsApp Link GeneratorConvert any phone number to a WhatsApp click-to-chat link (wa.me). Paste the number, add an optional pre-filled message, and get a shareable WhatsApp link instantly.Number to Words ConverterConvert numbers into English words. Handles large integers, negative values, decimals, and comma-separated numbers.Octal to Base64Convert octal byte values to a Base64-encoded string. Enter space-separated octal numbers (0–377) and get Base64 output instantly.Octal to Binary ConverterConvert octal (base 8) numbers to binary, decimal, and hexadecimal. Supports large octal values via BigInt.Octal to Decimal ConverterConvert octal (base 8) numbers to decimal (base 10), binary, and hexadecimal. Supports arbitrarily large values via BigInt.Octal to Hex ConverterConvert octal (base 8) numbers to hexadecimal (base 16), decimal, and binary. Uses BigInt for precision on large values.Octal to IP ConverterConvert a dotted-octal or full octal number to its dotted-decimal IPv4 address. Also shows decimal and hex equivalents.Phone Number to IP Address ConverterMathematically convert a 10-digit phone number to its IPv4 address equivalent. Shows IP, decimal, hex, and binary outputs.RGB to HEXConvert RGB colour values to a HEX code instantly. Shows the 6-digit #RRGGBB output with a live colour preview.String to Binary ConverterConvert strings into UTF-8 binary byte groups. Choose spaces, commas, or newlines between bytes and copy the binary output.String to HexConvert strings into hexadecimal UTF-8 byte values. Choose space, comma, or newline separators and copy the hex output.Text to ASCII ConverterConvert any text string to its ASCII codes in decimal, hexadecimal, octal, or binary. See the numeric value for every character in your text.Text to Binary ConverterConvert text to its binary code (0s and 1s). Each character is converted to its 8-bit binary representation. Supports all ASCII characters.UTF-8 to ASCII ConverterConvert UTF-8 text to its raw byte values. Encodes every character as a UTF-8 byte sequence and outputs decimal, hex, or octal ASCII codes for each byte.
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