Base64 Encode / Decode
Encode or decode Base64 text online, free. Useful for embedding data in code, emails, or data URLs.
Free to useNo software to install — works in any modern browser.
No signup neededOpen the tool and start straight away.
Runs in your browserNothing you enter is sent to a server.
Works on mobileSame tool on your phone, tablet or desktop.
How it works
- Enter — type or paste your values or text.
- Get the result — it is worked out in your browser.
- Adjust — change the inputs to compare, or copy the result.
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About Base64 Encode/Decode
Base64 is a way of encoding binary data (like an image) as plain text, which is commonly needed when embedding data directly into code, emails, or data URLs where only text is allowed. This tool encodes text or data into Base64, and decodes Base64 back into its original form.
Decoding works on any valid Base64-encoded input — paste the encoded text and get the original content back instantly.
Decoding works on any valid Base64-encoded input — paste the encoded text and get the original content back instantly.
Frequently Asked Questions
What is Base64 used for?
Encoding binary data (like images) as text, often for embedding in code, emails, or data URLs.
Can I decode any Base64 string?
Yes, as long as the input is valid Base64-encoded text.
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