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Image Compressor
Reduce image file size without losing quality. Adjust compression level and download optimized images instantly.
Private
Instant
No signup
Drag & drop files here
or click to browse • paste images (Ctrl+V)
max 20MB each
InstantNo upload needed
Up to 90%Size reduction
SmartQuality preserved
Frequently Asked Questions
How does image compression work?
Our tool uses lossy compression to reduce file size by adjusting the quality level. Lower quality = smaller file size, but with some visual degradation.
What's the best quality setting?
For most uses, 70-80% quality provides a good balance. For web images, 60-70% often works well. For archival purposes, use 90%+.
Are my images uploaded anywhere?
No. All compression happens in your browser using HTML5 Canvas. Your images never leave your device.