Image to Base64
Free Local ProcessingFree online image to Base64 tool that encodes images into a Data URL (base64). Suitable for embedding in HTML/CSS, inline images, and data transfer. Files never uploaded, browser-side processing, privacy-safe.
Drag files here, or
Up to 20, max each 10.0 MB
How to Use
- 1 Click "Select Image" or drag images to the upload area
- 2 Click "Convert to Base64" button
- 3 View and copy the generated Data URL in the result area
- 4 For multiple images, the result lists each image Data URL grouped by file name
FAQ
Q: Are images uploaded to the server?
No. All processing happens in your browser. Images never leave your device.
Q: Will the size grow after Base64 encoding?
Yes. Base64-encoded size is typically about 33% larger than the original file. This is inherent to the encoding.
Q: What is the single-file size limit?
Up to 10MB per file to avoid lag from overly long Data URLs.
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