Encode text to Base64 or decode Base64 back to text instantly.
Convert plain text to Base64 encoding or decode Base64 back to readable text.
See encoded or decoded results immediately with one click.
Automatically detects and alerts you about invalid Base64 input.
All encoding and decoding happens in your browser. Nothing is sent to any server.
Base64 is a binary-to-text encoding scheme that converts binary data into ASCII characters. It is commonly used to embed images in HTML or CSS, transmit data in URLs and emails, and encode authentication credentials in API requests.
Yes, our Base64 encoder and decoder is 100% free with no limits. Encode or decode as much text as you need without signing up or paying anything. It works instantly in your browser.
Our tool is designed for encoding and decoding text strings to and from Base64 format. You can paste any text to encode it, or paste a Base64 string to decode it back to readable text.
Yes, all Base64 encoding and decoding happens locally in your browser. No data is sent to any server. This makes it safe to use with passwords, API keys, tokens, and other sensitive information.
Our free Base64 encoder and decoder converts text to Base64-encoded strings and back again. Base64 encoding is widely used in web development, email systems, and data transmission to safely represent binary data as ASCII text. Our tool makes encoding and decoding instant and effortless.
Base64 encoding is essential in many technical workflows. Web developers embed images and fonts as Base64 data URIs in HTML and CSS. API developers encode authentication credentials for HTTP headers. Email systems use Base64 to encode attachments. Our tool provides quick conversion for all these common use cases.
The encoder and decoder runs entirely in your browser, making it safe for sensitive data like API keys, tokens, and credentials. No data is ever sent to a server. The tool is free with no usage limits and supports encoding and decoding of text in any language, including Unicode characters and special symbols.