Free, Fast and Safe

Base64 Encoder / Decoder

Use this free online Base64 encoder and decoder to convert plain text to Base64 and decode Base64 strings back into readable text. It is a practical tool for developers, API workflows, debugging, data encoding, and quick text conversion directly in the browser.

InputReady

Encode and decode Base64 without leaving the browser

Base64 comes up all the time in APIs, authentication headers, tokens, debugging and quick data transformations. This page keeps the workflow simple: paste, encode or decode, then copy the result.

Fast Base64 encode and decode actions from one page
Useful for debugging payloads, test values and encoded strings
Copy-ready output with clear status feedback

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FAQ

Can I both encode and decode on the same page?

Yes. Use the encode and decode buttons against the same input box.

Does this run in the browser?

Yes. The conversion happens directly in the browser interface.

Base64 comes up in auth, APIs and data handling

Base64 is common in tokens, embedded assets, payloads and lightweight transport scenarios. A fast encoder and decoder is useful when you need to inspect values without leaving the browser.

Readable output helps with debugging

Being able to move between plain text and Base64 quickly is helpful when you are checking headers, request bodies, test data or encoded snippets inside JSON and HTML.

Example

Example: decode a Base64 value from a header or encode a text snippet before using it in a test payload.