Free Online Base64 to Image Decoder

Convert Base64 encoded strings back into downloadable image files. Supports PNG, JPG, GIF, WebP, and SVG formats.

Base64 String
0 chars
Image Preview

Image preview will appear here

Paste a valid Base64 string to see the image

No image

Base64 to Image Decoder Guide

Decode Base64 encoded strings back into viewable and downloadable images. Our tool automatically detects the image format and provides an instant preview before download.

How Base64 Image Decoding Works

Base64 decoding reverses the encoding process, converting the ASCII text representation back into binary image data. The FileReader API in modern browsers handles this conversion natively, making the process instant and secure.

Supported Formats

PNG
JPG
GIF
WebP
SVG

Common Use Cases

  • Extracting images from API responses that return Base64 data
  • Converting embedded images from HTML or CSS files
  • Debugging Data URIs in web applications
  • Recovering images from database exports
Base64 to Image Decoder - Convert Strings to Images Online | Toolk