Compress images online free — reduce PNG, JPG and WebP size up to 90% with adjustable quality. Browser-based, files never leave your device.
Image Compressor reduces PNG, JPG, and WebP file sizes by up to 90%. Adjust compression with a quality slider (1–100%). Compare original and compressed results in real time. All processing runs in your browser — no files are uploaded to any server.
compress
Drag & drop an image or click to select
lock Your files never leave your device
How to use Image Compressor?
Upload the image you want to compress.
Adjust the compression level with the quality slider.
Download the compressed image.
Frequently asked questions about Image Compressor
Does it significantly reduce image quality?
At 70-80% quality, the difference is barely noticeable to the eye, while file size is significantly reduced.
Are files uploaded to a server?
No. All processing happens in your browser and files are never sent to any server.
How to get the most out of Image Compressor?
For web images, compressing at 70-80% quality reduces file size by 50%+ with no visible difference.
Use PNG for transparency, JPEG for photographs, and WebP for best web optimization.
Batch compress multiple images at once to save significant time.