World's Most Powerful Lossless Image Compressor

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50%
Lossless Compression
80%
Visual Lossless Compression
<1s
Processing time

Frequently Asked Questions

What makes Argon different? +
Argon uses advanced entropy modeling and adaptive quantization to deliver the highest compression ratios while preserving 100% visual fidelity. It's both faster and smaller than traditional codecs like PNG or WebP.
Is Argon truly lossless? +
Yes. In Lossless mode, every pixel is preserved perfectly — identical to the source image. You can also choose Visual Lossless mode for even smaller sizes with imperceptible differences.
Does it work offline? +
Absolutely. Argon runs completely offline with no internet dependency. Your images never leave your system, ensuring complete privacy and security.
Which file formats are supported? +
Argon supports PNG, JPEG, TIFF, BMP, and RAW formats for input, and outputs highly optimized .argon or .jxl containers for best performance.