Base64 Encoder & Decoder

Encode text to Base64 or decode Base64 to text instantly. Free online Base64 converter tool.

Input Text
Output Text

How It Works

  1. Type or paste your text into the input field.
  2. Select Encode to convert text to Base64, or Decode to convert Base64 back to text.
  3. The result appears instantly in the output field.
  4. Click Copy to save the result to your clipboard.

Example

Input: Hello
Result: SGVsbG8=

FAQ

Base64 is an encoding scheme that converts binary data into ASCII text using 64 characters (A–Z, a–z, 0–9, + and /). It is widely used to transmit binary data in text-based systems.

No. Base64 is encoding, not encryption. It is easily reversible and provides no security. Do not use it to protect sensitive data.

No. All encoding and decoding happens entirely in your browser. No data ever leaves your device.

Embedding images in HTML or CSS, encoding email attachments in MIME format, and transmitting binary data in JSON payloads or URLs.