Image to Base64 & Base64 to Image Converter

Convert images to Base64 strings or decode Base64 to view and download the original image. Fast, free, and secure — works entirely in your browser.

🖼️ How to Encode an Image to Base64

Upload your image and instantly get a Base64-encoded string you can embed in HTML/CSS or send in a JSON response.

🔁 How to Decode Base64 to an Image

Paste your Base64 string below and convert it back into an image. Supported formats: PNG, JPG, SVG, GIF, and more.

⚡ Why Use Base64 for Images?

Base64 is useful for embedding images directly in HTML/CSS, reducing HTTP requests, or sending inline images in APIs. However, it may increase file size, so it’s best used for small icons or when server calls need to be avoided.

🧠 FAQ: Base64 Image Conversion

This tool supports PNG, JPG, JPEG, SVG, GIF, and BMP formats.

Base64 is not encrypted — it simply transforms binary data into a string format. Avoid using it for sensitive content.

Base64 expands data by about 33% because it uses ASCII characters instead of binary. It’s great for embedding small assets, not large media files.

Yes! You can embed Base64 images directly in CSS using the background-image property.

📚 Need More Documentation?

Looking to dive deeper into Base64? These trusted resources offer excellent explanations:

🚀 Ready to try it?

Upload an image or paste a Base64 string above to get started instantly. No server upload. Works in-browser.

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Want a deeper explanation and examples? Check out our full blog post on Base64 image conversion.