64
Base64 Encoder
Encode or decode Base64 text without leaving the page.
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Encode or decode Base64 text
Paste text to encode it as Base64, or paste Base64 to decode it back.
Handy for tokens, data URLs, and debugging. Work stays on your device.
Large files belong in a dedicated encoder. This page is for text.
Base64 encoder FAQ
How do I use this Base64 Encoder?
Fill in the fields above. The result updates as you type. Empty fields stay blank until you enter a valid number or text.
Is the Base64 Encoder free?
Yes. Every SmartToolX calculator and converter is free. There is no paywalled result.
Does this Base64 Encoder save my data?
No. Inputs stay in your browser unless a tool needs a public API, such as live currency rates or QR image rendering.
How accurate is this Base64 Encoder?
We use the same published formulas you would expect from a standard base64 encoder. Always double-check medical, legal, or large money decisions.