Base64 Encoder/Decoder
Encode text or files to Base64 and decode Base64 strings.
How to Use
- 1
Select Encode or Decode
Choose whether you want to convert plain text to Base64 or decode a Base64 string back to text.
- 2
Paste your input
Enter the text or Base64 string you want to convert.
- 3
See the result instantly
The output appears immediately as you type.
- 4
Copy the output
Click Copy to grab the result for use in your code or API request.
Frequently Asked Questions
Base64 encoding converts binary or text data into an ASCII string format. It is commonly used in email attachments, data URIs, API authentication headers, and embedding images in CSS or HTML.
Paste your Base64-encoded string into the input field and select "Decode." The original text will appear instantly — no account or download required.
No. Base64 is an encoding scheme, not encryption. Anyone can decode a Base64 string, so it should never be used to protect sensitive information.