Base64 Encoder Decoder
Encode and decode Base64 text instantly online. Convert plain text to Base64 and decode Base64 strings easily.
Last updated: 2026-05-20
Free Online Base64 Encoder Decoder
Use this free online base64 encoder decoder tool directly in your browser without installing software. Fast, mobile friendly and easy to use.
Base64 Encoded
Base64 Decoded
About Base64
Base64 encoding converts binary data into text format using ASCII characters. It is widely used in APIs, email systems, JWT tokens and embedded image data.
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About This Tool
About Base64 Encoder Decoder
This free online Base64 Encoder Decoder tool helps you convert plain text into Base64 format and decode Base64 strings back into readable text instantly.
Base64 encoding is commonly used for transmitting binary data over text-based protocols.
Example
Hello World
↓
SGVsbG8gV29ybGQ=
Frequently Asked Questions
What is Base64 encoding?
Base64 encoding converts binary or text data into ASCII text format using 64 characters.
Where is Base64 used?
Base64 is commonly used in emails, APIs, JWT tokens, image embedding and data transmission.
Is Base64 encryption?
No. Base64 is encoding, not encryption. It can be easily decoded.
Is this Base64 Encoder Decoder free?
Yes. This Base64 Encoder Decoder tool is completely free to use online.
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Base64 Encoder Decoder
Encode and decode Base64 text instantly online. Convert plain text to Base64 and decode Base64 strings easily.