Convert JPEG to PNG Online - Free & Private
Convert your JPEG files to PNG format instantly, right in your browser. No server upload required - all processing happens locally on your device using ImageMagick WebAssembly technology.
100+ Formats
Convert between all major image formats
AI Background Removal
Remove backgrounds with AI, right in your browser
100% Private
Files never leave your device
Runs on Your Device
All processing happens locally - nothing is uploaded
Drop files here or click to browse
Supports PNG, JPEG, WebP, AVIF, GIF, TIFF, BMP, SVG, PDF, and more
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AI-powered, runs locally in your browser
Why convert JPEG to PNG?
JPEG compression is lossy and does not support transparency. Converting to PNG gives you a lossless format with alpha channel support, perfect for graphics, logos, and design work.
How to convert JPEG to PNG
- Drag and drop your JPEG file(s) into the converter above
- The target format PNG is already pre-selected for you
- Click "Convert" and download your PNG file(s)
Your Privacy Matters
Unlike other online converters, bildconverter.io processes your files entirely on your device. Nothing is uploaded to any server. Your images remain 100% private.
Also available: AI Background Removal
In addition to format conversion, bildconverter.io offers AI-powered background removal - completely in your browser. No upload required.
Frequently Asked Questions
Is it safe to convert JPEG to PNG here?
Yes. All conversion is done in your browser using WebAssembly. No files are uploaded to any server, making this the most private converter available.
Does the conversion affect image quality?
You have full control over the output quality with the quality slider. For lossless formats, there is no quality loss at all.
Can I convert multiple files at once?
Yes! Simply drop multiple files and convert them all in one click. You can download them individually or as a ZIP archive.