Base64 Encoder & Decoder

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How to Use Base64 Encoder & Decoder

Select 'Encode' or 'Decode' mode
Paste your text or Base64 string into the input
The result appears instantly in the output field
Click 'Copy' to copy the result to clipboard

Features

Encode text and files to Base64
Decode Base64 strings to text or binary
Supports URL-safe Base64 (RFC 4648)
Encode images to Base64 data URLs
One-click copy of results

What is Base64 Encoder & Decoder?

Base64 encoding converts binary data (like files and images) into a text-safe format. It's widely used in data URLs, email attachments, and API tokens. Decode Base64 strings to reveal the original data instantly.

Frequently Asked Questions

Base64 is used to encode binary data as text, commonly in email MIME types, data URLs (inline images in HTML/CSS), and API authentication headers.

No — Base64 is encoding, not encryption. Encoded data can be easily decoded by anyone. Don't use it to secure sensitive information.

URL-safe Base64 replaces + with - and / with _ to make the encoded string safe for use in URLs and filenames.

Base64 Encoder & Decoder