Base64 Encoder/Decoder

Encode and decode text and files using Base64 with support for URL-safe encoding and modern processing features

Base64 Processing

Choose your operation mode and configure encoding options

URL-Safe Encoding

Input Text

0 chars

Characters: 0

Lines: 1

Bytes: 0

Base64 Result

About Base64 Encoding

Base64 is a binary-to-text encoding scheme that converts binary data into ASCII characters. It's commonly used for encoding data in emails, web applications, and APIs where binary data needs to be transmitted over text-based protocols.

Encoding

Convert text to Base64
Email attachments
Data URLs
API payloads
Configuration files

URL-Safe Mode

Replaces + with -
Replaces / with _
Removes padding =
Safe for URLs
Web-friendly format

Features

Instant processing
File uploads
Copy to clipboard
Size analysis
No data stored

Security & Privacy

All encoding and decoding operations are performed entirely in your browser. No data is transmitted to our servers, ensuring complete privacy and security for your sensitive information.