Free Online Tools

Simple, fast and free online tools for everyday tasks.
All tools run locally in your browser — no data is sent to any server.

Text Tools

Text to Hex

Convert plain text into hexadecimal format.

Base64 Encode

Encode text into Base64.

Base64 Decode

Decode Base64 back to readable text.

JSON Formatter

Format and validate JSON data.

JSON ↔ YAML Converter

Convert JSON to YAML or YAML to JSON.

JWT Decoder

Decode JWT tokens to view header and payload.

Unix Timestamp Converter

Convert Unix timestamps to human-readable dates and vice versa.

Text Diff

Compare two texts line by line and highlight differences.

UUID / ULID Generator

Generate UUIDs and ULIDs instantly in your browser.

File Tools

Image to Base64

Convert images to Base64 directly in your browser.

Base64 to Image

Convert Base64 encoded data back into an image.