Free Data Menu Tool

Base64 Encoder / DecoderFast utility.

Encode and decode Base64 safely in your browser.

Browser-first

Designed for fast, practical workflows without unnecessary friction.

Free utility

Built by Data Menu to help developers, operators and data teams move quicker.

Data-ready

Useful for formatting, cleaning, generating, converting and validating everyday data.

Interactive workspace

Paste, generate, convert or clean your data directly in the tool below.

Ready to use

Auto-detect

URL-safeKeep padding (=)

MIME

Text / File input

Base64 output

Bytes in: 0 chars

Base64 size: —

Data URL

Tip: Set a MIME (e.g. image/png) and click Build Data URL.

Data never leaves your browser. Drag & drop files onto the panel to encode.

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