Base64 Encoder & Decoder
Instantly encode and decode text strings or convert images and files to Base64 data URIs. 100% offline.
Type in either box — the other updates instantly.
Select any file (like an image) to get its Base64 representation. Perfect for embedding images directly into CSS or HTML. No data is uploaded anywhere.
About this Tool
Data encoding is essential for safely transmitting media and complex strings over the internet. The Base64 Encoder & Decoder is a powerful utility for developers needing to quickly obscure text or convert files into secure, web-safe string formats.
How to use it
Toggle between encoding or decoding mode. Paste your text or upload a small file, and the tool will instantly translate it into a standard Base64 string or decode an existing string back into readable text entirely offline.
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