JPG to PNG
Re-encode lossy bitstreams into lossless Portable Network Graphics. 100% Private.
Capture JPG Stream
Click or drag your JPG/JPEG files here for hardware-accelerated transcoding.
Bitstream Capture
Select multiple JPG or JPEG files. Our engine analyzes the pixel dictionary and color matrix instantly.
Select Mode
Choose whether to maintain the original solid background or restore transparency using the White-to-Alpha engine.
Transcode Pixels
The engine re-encodes each pixel layer locally onto a hardware-accelerated canvas as a lossless PNG.
Instant Access
Download your transcoded assets immediately. No server persistence or tracking involved.
Industrial Scale Portability
Our JPG to PNG re-encoder is built for professionals who need to bridge the gap between lossy photography and lossless archival standards. By utilizing browser-native multi-threaded pipelines, we perform complex bitstream rewrites locally, allowing you to convert batches of photos into lossless formats with 100% data fidelity for future editing or high-resolution printing.