Paste a Base64 string to instantly decode and preview the image — download as PNG or JPG. Free and browser-based.
Accepts full data URI (data:image/...) or raw Base64 string
Paste your Base64 encoded image string into the text box.
Click "Decode & Preview Image" to convert and display it.
Download your image as PNG or JPG with one click.
Your Base64 string is decoded entirely in your browser. Nothing is sent to any server — your data stays on your device.
See the image immediately as you paste — no need to click any buttons. Decoding is instantaneous.
Works with full data URIs (data:image/png;base64,...) or raw Base64 strings without a prefix.
Base64 is a way to encode binary data (like images) as ASCII text. It's commonly used in HTML, CSS, JSON, and APIs to embed images directly without a separate file. A Base64 image string looks like: data:image/png;base64,iVBORw0KGgo...
Yes — 100% free with no sign-up and no limits.
Yes. Decoding happens entirely in your browser. Your Base64 string is never sent to any server.
PNG, JPG/JPEG, WebP, GIF, BMP, SVG — any image format that browsers support can be decoded and previewed.
Yes! Fully responsive and works on all iOS and Android browsers.