Home / Free Tools / Base64 Encoder & Decoder

Base64 Encoder & Decoder

Encode text to Base64 or decode Base64 back to text instantly.

Free, no signupRuns in your browserInstant result

Frequently asked questions

What is Base64?

A way to represent binary or text data as ASCII characters, often used in data URIs, tokens and email. This tool encodes and decodes both directions.

Tools Pro — $9 a month

One licence key, pasted into any CYZOR tool. Today it does three things: drops the CYZOR line from PDFs you send for signature, takes CYZOR branding off your forms and adds CSV export, and switches on the AI rewrite in the resume builder.

See Tools Pro

More free tools

Strong Password Generator

Random passwords from your browser’s crypto generator. Nothing is sent anywhere.

UUID Generator (v4)

Generate random RFC-4122 version-4 UUIDs with one click.

Hex to RGB Converter

Convert any hex color code to RGB, with a live color preview.

JSON Formatter & Validator

Format, beautify, minify and validate JSON instantly in your browser.