Base64 Encoder & Decoder
Encode text or files to Base64, or decode Base64 strings. Everything processed locally.
How to Encode or Decode Base64 - Step by Step Guide
1
Choose Mode
Select Encode or Decode mode
2
Input Data
Paste text, Base64 string, or upload a file
3
Get Result
Copy the encoded/decoded output or download it
Frequently Asked Questions about Base64 Encoding
What is Base64 encoding?
Base64 is a binary-to-text encoding scheme that represents binary data as ASCII text. It's commonly used for embedding images in HTML/CSS, email attachments, and API data transfer.
Can I encode files to Base64?
Yes, you can upload any file (images, documents, etc.) and get its Base64 representation. You can also paste text to encode.
Is the data processed securely?
Yes, all encoding and decoding happens locally in your browser. No data is sent to any server.