Base64 Encode Decoder

Encode text, files, and images to Base64 or decode Base64 back to readable text and downloadable files. This Base64 Encode Decoder supports Base64URL, data URIs, file uploads, Base64 decode online, and browser-based conversion.

✅ Browser-based conversion ✅ Text, files & images ✅ URL-safe Base64 ✅ Copy & download output

🔄 Base64 Encoder / Decoder

Live Tool

Upload any small file or image and convert it to Base64 directly from the Encode tab. For browser speed, keep files under 5 MB.

Ready. Choose a mode, enter your data, and click the action button.
Text Base64
Encode or decode UTF-8 text for APIs, tokens, payloads, and debugging.
URL-safe mode
Use - and _ instead of + and / for URLs and JWT-like values.
Data URI
Turn an image into a data URL for HTML, CSS, JSON, or quick embedding tests.
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Why Use This Base64 Encode Decoder?

Encode and Decode Base64 Online

Use our Base64 Encode Decoder to encode text, files, and images into Base64. You can also decode Base64 back to readable text or downloadable files. For example, you can run a quick Base64 decode online, convert a string to Base64, or inspect a Base64 to JSON payload. In addition, the tool supports Base64URL encoding, data URIs, file uploads, and browser-based downloads.

Many users need a base 64 converter for APIs, SAML data, PHP debugging, JavaScript testing, or JSON payloads. Therefore, this page includes a base encoder, base decoder, Base64 translator, and Base64 decode string workflow in one place. Also, the interface stays simple, so you can encode, decode, copy, and download without extra steps.

Text to Base64

Convert normal text into Base64 for APIs, JSON payloads, headers, demos, and debugging.

Base64 to Text

Decode Base64 strings into readable UTF-8 text. Then, check API responses, tokens, or encoded snippets.

File and Image Base64

Upload a file or image and convert it to a Base64 string. Also, you can create an image data URI.

URL-Safe Base64

Use URL-safe Base64 for paths, cookies, tokens, and links. As a result, + and / are replaced safely.

What Is Base64 Encoding?

Base64 encoding changes binary data into readable ASCII text. Because of this, it works well in JSON, XML, email MIME, HTTP headers, and API payloads. However, Base64 is not encryption. Anyone can decode it, so do not use it to protect private information.

Search phrases like Base64 encrypted, Base64 decrypt, decrypt Base64 online, and base 64 decrypt can be confusing. In reality, Base64 only encodes data. Therefore, use encryption for security and use Base64 when you need a text-safe format.

Base64 Encode vs Decode

Encoding turns text or file bytes into a Base64 string. Decoding tries to restore the original text or file from that string. For example, you can encode a small image, create a data URI, and preview it in a browser. However, large files create long output, so Base64 is best for small assets and transfer formats.

Frequently Asked Questions

Is Base64 encryption?

No. Base64 is encoding, not encryption. It makes data text-friendly, but it does not protect secrets.

Can I encode images to Base64?

Yes. Upload an image, choose Encode File or Create Data URI, then copy or download the result.

What is URL-safe Base64?

URL-safe Base64 replaces + with - and / with _. Therefore, the output works better inside URLs and tokens.

Can I decode Base64 to a file?

Yes. Paste a Base64 string or upload a TXT/B64 file. Then, use Decode Base64 to File.

Does this tool upload my data to a server?

The conversion runs in your browser using JavaScript. Still, avoid pasting sensitive credentials into any online tool.

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