Free Base64 to Image Decoder
Decode Base64 string data back into viewable and downloadable images. No registration, runs 100% locally in your browser.
Take screenshots and annotate directly in your browser
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How Base64 to Image Decoder Works
Paste your raw Base64 data string or Data URL into the large text input.
Our decoder instantly renders the image in a visual workspace.
Verify the dimensions and file size, and download the image to your machine.
Frequently Asked Questions
No. Base64 strings can contain sensitive image data. We decode everything in your local browser sandbox, keeping your private data completely secure.
Yes, it reads the data URI header (e.g. data:image/png;base64) to format, render, and download the exact source type (PNG, JPG, WebP, SVG, GIF).
Our robust decoder automatically falls back to raw Base64 parsing and renders it as a PNG by default.
Yes, modern browser engines can easily decode strings up to several megabytes instantly.
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