devcrate / Encoding / Base64 Encode / Decode
Encoding
Base64, both directions.
Encode plain text into Base64, or decode a Base64 string back into readable text. Handles full Unicode correctly.
runs entirely in your browser — nothing is uploaded
ad slot · 336x280 in-content
How to use the base64 encode / decode
- Type or paste text into the left pane, then click Encode.
- Or paste a Base64 string into the right pane and click Decode.
- Unicode characters (emoji, accents, non-Latin scripts) are handled correctly in both directions.
Frequently asked questions about the Base64 Encode / Decode
Is my data uploaded anywhere when I use the Base64 Encode / Decode?
No. The Base64 Encode / Decode runs entirely in your browser using JavaScript — nothing you type, paste, or select is sent to any server. You can confirm this yourself by opening your browser's network tab while using it.
Is the Base64 Encode / Decode really free, and do I need an account?
Yes — the Base64 Encode / Decode is completely free, with no account, sign-up, or usage limit.
Does it work on mobile and in any browser?
The Base64 Encode / Decode works in any modern browser — Chrome, Firefox, Safari, or Edge — on desktop or mobile, since it's built with standard HTML, CSS, and JavaScript with no special requirements.