Free online tool to decode Base64 strings into images directly in your browser. No upload, fully private.
Base64 is a common encoding format used to transmit binary data as text. This tool helps you decode Base64 strings back into viewable images instantly.
This tool automatically detects the format and renders it as an image in your browser. Perfect for debugging APIs, testing Data URLs, or inspecting encoded image data during development.
All conversion happens locally in your browser — your data never leaves your device.
No. All conversion happens locally in your browser using JavaScript. Your data never touches our servers, making this tool completely private and secure.
All common web formats: PNG, JPEG/JPG, GIF, WebP, SVG, BMP, ICO. The tool automatically detects the format.
After conversion, right-click the image and select "Save image as" to download it to your device.
There is no hard limit, but we recommend keeping Base64 strings under 10MB for optimal performance.
A Data URL is a URI scheme that embeds files directly in HTML/CSS/JS. Format: data:image/png;base64,iVBORw0KGgo...