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Two-way conversion Quality control Local processing

Image to Base64 Converter

Convert images to and from Base64 in one go, with format selection, quality adjustment and instant preview. All processing runs locally in your browser.

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Privacy notice: All image processing is done locally in your browser. Images are never uploaded to any server, keeping your privacy and data secure.
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Click to select an image or drag and drop it here
Supports PNG, JPEG, GIF, WebP and more. No size limit since processing is done locally

Technical References

  1. Base64 Encoding — RFC 4648: https://www.rfc-editor.org/rfc/rfc4648

Frequently Asked Questions

What is Base64 image encoding?

It encodes an image file into a plain-text Base64 string that can be embedded directly into HTML, CSS, or JSON to reduce the number of requests.

Does it support batch conversion?

Yes, batch conversion with quality control is supported, and you can also restore a Base64 string back into an image file.

Technical References

  1. Base64 Encoding — RFC 4648: https://www.rfc-editor.org/rfc/rfc4648