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Image to Base64

Convert images to Base64 data URIs and decode Base64 back to images.

Files are processed on your device, never uploaded
Select an image to encode drag, drop or paste Choose image

How to use the Image to Base64

  1. Choose or drop your images
  2. Pick your settings and preview
  3. Download the processed images

About the Image to Base64

Encode images as Base64 for embedding in HTML, CSS or JSON, with ready-to-paste snippets. Or decode a Base64 string back into a downloadable image.

100% privateFiles are processed on your device and never uploaded to any server.
Fast, no queueNo upload or download wait. Results appear in seconds.
No limits or watermarksProcess as many files as you like, completely free.
Works offlineOnce loaded, the tool keeps working without internet.

Image to Base64 FAQ

Is the Image to Base64 free?

Yes, it is 100% free with no signup, no watermarks and no usage limits.

Are my files uploaded to your servers?

No. Your files are processed entirely inside your web browser and never leave your device. Close the tab and they are gone.

Does it work on phones and tablets?

Yes. The tool works in any modern browser on Android, iPhone, iPad, Windows, Mac and Linux.