Text & Data Converter
Base64 Decoder Converter
Paste Base64 into the editor, decode it instantly, and copy the plain-text result. This page is useful for APIs, tokens, encoded payloads, and quick debugging work.
Decode Base64 Online
Decode Base64 online with validation, copy, and sample input support.
Why Use This Base64 Decoder Tool
- Paste, convert, and copy results quickly
- Useful for APIs, configuration files, and structured text
- Sample input is built in for quick testing
- Copy the converted output as plain text
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Frequently Asked Questions
How do I decode Base64?
Paste your Base64 input into the box, run the decoder, and copy the decoded text.
Will this Base64 decoder validate the input?
Yes. Invalid Base64 returns an error instead of partial decoded output.
Is this Base64 decoder free?
Yes. It is free to use in your browser.