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Compression reduces file size without changing dimensions. At 80% JPEG quality, the difference from the original is often imperceptible on screen. Below 40%, artifacts become visible, especially in gradients and skies.
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Drop a file — Compress image
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Max 100 Mo
Compression reduces file size without changing dimensions. At 80% JPEG quality, the difference from the original is often imperceptible on screen. Below 40%, artifacts become visible, especially in gradients and skies.
Quality guide
90-100%
Archiving, printing
5-15%
70-85%
Web, email, sharing
50-70%
40-60%
Avatars, thumbnails
80-90%
PNG images compressed to JPEG may lose their transparency. If a transparent background is essential, prefer conversion to PNG with lossless compression.