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Text to Binary

Convert plain text to binary (010101) format.

Binary to Text

Convert binary (010101) back to readable text.

Base64 Encode

Encode any text string to Base64 format.

Base64 Decode

Decode Base64 encoded strings back to plain text.

URL Encode

Percent-encode special characters in URLs.

URL Decode

Decode percent-encoded URL strings.

HTML Entity Encode

Convert HTML special characters to safe entity codes.

HTML Entity Decode

Convert HTML entities back to readable characters.

JSON Minifier

Minify and compress JSON data by removing whitespace.

UUID v4 Generator

Generate random UUID v4 unique identifiers.

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Your one-stop destination for free online web tools, calculators, text utilities, developer tools, and unit converters. All tools run instantly in your browser — no signup, no download required.