Resize large images
Lowering pixel dimensions often saves more space than changing quality alone.
Compress AVIF images in your browser by adjusting quality, resizing dimensions, and exporting optimized results without uploading files.
Choose one file or batch convert several files in the browser.
Choose output format, quality, and maximum dimensions.
Browser-native outputs are fastest. HEIC output, RAW, PSD, and PDF need an advanced engine.
Choose an image to start.
Lowering pixel dimensions often saves more space than changing quality alone.
The result panel shows original size, converted size, and percentage change.
AVIF can create very small web images, but browser encoding support varies.