Encode text to Base64 or decode Base64 back to readable format instantly.
FastToolHub Base64 Encoder Decoder is a free and secure online tool that allows you to convert plain text into Base64 format and decode Base64 strings back into readable text instantly.
Base64 encoding is commonly used in web development, APIs, email systems, authentication tokens, and data transmission where binary data needs to be safely represented as text.
1. Enter your text in the input box.
2. Click "Encode to Base64" to convert it.
3. To decode, paste a Base64 string and click "Decode to Text".
4. Copy your result from the output box.
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Base64 encoding converts binary or text data into a text format so it can be safely transmitted through systems that only support text.
Yes, this tool is completely free with no limits or hidden charges.
Yes. All encoding and decoding happens inside your browser. No data is uploaded or stored.
This tool is ideal for developers, cybersecurity learners, students, and anyone working with encoded data.