Image to Base64 Converter

Encode image files into Base64 Data URIs for web development, API payloads, and inline assets. Secure browser-based conversion.

Private

Local-only conversion

Data URI

Ready for HTML/CSS

Fast

Instant Base64 output

Free

No limits

Drop file here or click to upload

Upload image files up to 20MB to convert into Base64 Data URI • Max 20MB

Convert Images to Base64 Data URI

This Image to Base64 converter helps developers and creators embed image data directly into code and payloads. It supports common formats and runs fully in-browser.

Common Uses for Image Base64

  • Embedding icons and assets directly in HTML or CSS
  • Sending image data in JSON payloads
  • Testing APIs or prototypes quickly without file hosting

Frequently Asked Questions

What is an image Base64 Data URI?
It is a text representation of image binary data prefixed with mime info, often used in inline HTML/CSS.
Does Base64 increase file size?
Yes. Base64 encoding usually increases size by around 33% compared to binary files.
Is image conversion private on this tool?
Yes. All processing happens in your browser and files are not uploaded.

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