Base64 to Image
Convert Base64-encoded strings back to viewable images.
Paste a Base64 string or Data URI and instantly preview the decoded image in your browser. Download it as a file, detect its format automatically, and check its dimensions without any server-side processing.
Key Features
Smart MIME detection
Automatically detects JPEG, PNG, WebP, GIF, and SVG from magic bytes — even without a data: prefix.
Live preview
See the decoded image instantly on a checkerboard background that reveals transparency.
One-click download
Download the decoded image with the correct file extension.
Dimension display
Shows the natural width and height of the decoded image.
How to Use
- 1Paste your Base64 string or full data URI (data:image/png;base64,...) into the text area.
- 2Click "Decode & Preview" to render the image.
- 3Check the detected MIME type, dimensions, and Base64 length.
- 4Click Download to save the image to your device.