Base64 Image Converter — Image to Base64 & Vice Versa
Upload an image to get its Base64 string, or paste a Base64 string to preview the image. Everything happens in your browser.
Image to Base64
Click or drag an image here
Base64 to Image
Image Preview:
What do you want to do next?
Base64 Image Converter — Convert Images to Base64
Convert images to Base64 encoded strings for embedding in HTML, CSS, or JSON. You can also paste a Base64 string to preview the image. All processing happens in your browser for complete privacy.
How It Works
Upload an image using the file picker or drag and drop. The FileReader API reads the image and converts it to a Base64 string. For decoding, paste a Base64 string and click Convert to see the image preview.
Frequently Asked Questions
Upload an image using the file input or drag and drop. The tool reads the image using FileReader API and displays the Base64 string instantly.
Paste a Base64 string into the text area and click Convert. The image preview will appear below.
No, all conversion happens in your browser. Your images are never uploaded anywhere.
All common formats: JPEG, PNG, GIF, WebP, BMP, and SVG.
Last updated: June 2026