Image Optimizer

Resize and compress images with high-quality Lanczos resampling

Drag & drop your image here

or click to browse (PNG, JPG, WebP, GIF)

Your file never leaves this device

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File Size

85% recommended. Smaller file, no visible quality loss.

Quality adjusts automatically to meet your target.

How do I reduce image file size without losing quality?

Image compression removes redundant data while preserving visual quality. The key is finding the right balance between file size and appearance.

Compression strategies

Lanczos resampling

When resizing, this tool uses Lanczos resampling for superior edge sharpness compared to standard browser resizing. The result is cleaner text and crisper details at any scale.

Related guides

All processing happens in your browser. Your images never leave your device, and there's no upload wait time.