Base64 Encoder & Decoder Online – Convert Text to Base64 | Valued-Tools
Encryption & Encoding Utility

Base64 Encoder & Decoder

Convert plain text strings into Base64 format or decode Base64 strings back to readable text instantly.

Ready for Input
Plain Text Input 0 chars
Base64 Output 0 chars

About Base64 Encoder & Decoder

Our Base64 Encoder & Decoder is a high-performance developer tool used to convert text strings, API tokens, and binary representations into Base64 format or decode them back. Base64 encoding is widely used in email infrastructure (MIME), data URIs, and authentication tokens.

All processing is executed entirely client-side using JavaScript, ensuring your sensitive data and configuration tokens never leave your browser device.

How to Use Base64 Tool

1

Select Mode

Choose between Encode (text to Base64) or Decode (Base64 to plain text) mode.

2

Enter Data

Type or paste your text or Base64 string into the input workspace for instant live conversion.

3

Copy & Deploy

Click copy to use your converted output immediately in your application or configuration.

Frequently Asked Questions

What is Base64 encoding?
Base64 is a binary-to-text encoding scheme that represents binary data in an ASCII string format, commonly used in web transmission.
Can I encode and decode UTF-8 characters?
Yes, our tool fully supports UTF-8 multi-byte encoding and decoding for international characters and symbols.
Is my data secure?
Yes! All encoding and decoding operations occur entirely within your browser client-side. No data is sent to external servers.
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