Image to Base64 converter
Turn any image into a base64 string or ready-to-use data URI. Processed entirely in your browser.
Drop your image here
or choose an image from your device
Maximum file size: 15MB
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Frequently asked questions
- Yes, completely free with no signup or usage limit.
- No. The conversion happens directly in your browser.
- The data URI includes a "data:image/png;base64," prefix and can be pasted directly into CSS or an <img> src. The raw base64 is just the encoded bytes, useful when your code adds its own prefix.
- Yes, base64 text is roughly 33% larger than the original binary file, since it encodes bytes as text.