Smart Image Compression
Compress JPG, PNG, and WebP images while maintaining perfect quality.
Reduce the file size of your images instantly.
Drop your images here
Lightning Fast
Local processing means zero wait times for uploads or downloads.
100% Private
Your photos never touch our servers. Everything stays on your device.
High Quality
Perfectly balances file size reduction and visual fidelity.
How to Compress Images Online
Upload Files
Simply drag and drop your photos into the dropzone. We support batch uploading, so you can compress up to 20 images simultaneously without waiting.
Automated Optimization
Our smart compression engine instantly shrinks the file size of your RAW, JPG, PNG, and WebP images while visually maintaining the original HD quality.
Download & Save
Click download to grab your optimized files or download them all at once as a convenient ZIP archive. Perfect for faster web hosting and saving disk space.
Frequently Asked Questions
Are my images uploaded to a server?
No. ImgCompress.io processes everything locally within your browser. Your images never leave your device, ensuring complete privacy.
Is there a file size limit?
Yes, to ensure your browser doesn't crash from memory overload, we limit uploads to 50MB per individual image file. You can upload up to 20 images at once.
What image formats are supported?
We currently support reading and writing JPEG, PNG, WebP, and AVIF formats. You can bulk-convert from one format to another easily.
Is this tool free to use?
Yes! ImgCompress.io is completely free to use. Our goal is to provide a fast, incredibly private, and secure image optimization tool that works directly on your device.