Image to Base64
What is Image to Base64? (Quick Answer)
Convert images to/from Base64 Free online tool, no registration required, 100% client-side processing.
Convert images to/from Base64
By Craftisle Team
About Image to Base64 — Free Online Tool
How to Use Image to Base64 — Step by Step
- Upload an image
Drag and drop an image file, or click to browse.
- Get Base64 string
The Base64-encoded string appears instantly. Copy or download.
- Decode (optional)
Paste a Base64 string to decode it back to an image file.
Use Cases for Image to Base64
CSS background images
Embed small images as Base64 data URIs in CSS to eliminate HTTP requests.
HTML email images
Embed images in HTML emails as Base64 to ensure they display without external requests.
API image upload
Encode images as Base64 for JSON APIs that don't support binary file upload.
FAQ — Image to Base64 Free Online Tool
When should I NOT use Base64 images?
For images larger than ~10KB, Base64 adds ~33% overhead. Use normal <img> tags with cached files instead.
Which formats are supported?
PNG, JPG/JPEG, GIF, WebP, SVG, BMP, and ICO.
Is my image data private?
Yes. The conversion happens entirely in your browser. The image is not uploaded to any server.