Base64 Encoder/Decoder
Encode and decode text using Base64 encoding with support for Unicode characters
Text to Encode
Base64 Encoded
About Base64
- • Binary-to-text encoding scheme using 64 characters
- • Commonly used in email, web, and data storage
- • Increases data size by approximately 33%
- • Safe for transmission over text-based protocols
- • Uses A-Z, a-z, 0-9, +, / characters plus = for padding
Common Use Cases
- • Embedding images in HTML/CSS (data URLs)
- • Email attachments (MIME encoding)
- • API authentication tokens
- • Storing binary data in JSON/XML
- • URL-safe data transmission
How to use:
- • Choose "Encode" to convert text to Base64 or "Decode" to convert Base64 back to text
- • Paste your text or Base64 string in the input area
- • Upload a file to automatically load its contents
- • Use the "Swap" button to quickly switch between encoding and decoding
- • Copy the result to your clipboard or download as a file
- • View character, byte, and line statistics for both input and output
❓Base64 Encoder/Decoder FAQ
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