Free Image Compressor — Optimize PNG, JPG, and WebP Online (No Upload)

Reduce image file sizes without losing quality. This free image compressor lets you optimize PNG, JPG, and WebP files instantly. Everything runs in your browser, meaning your images never leave your device.

Why use this Image Compressor?

Most online optimizers make you upload files and store them on their servers. This tool ensures 100% privacy and speed.

• Privacy First: Your images stay on your computer.
• Instant Processing: No waiting for uploads or server queues.
• Batch Compression: Optimize multiple images at once.
• Format Support: Works with JPG, PNG, and WebP.
• No Limits: Compress as many images as you need for free.

How it works

1. Upload your images: Drag and drop or choose files from your device.
2. Adjust Quality: Use the slider to balance file size and visual quality.
3. Compress: The tool automatically optimizes each image.
4. Compare & Download: See exactly how much space you've saved and download the optimized files.

Common use cases

Optimizing for Web Smaller images make websites load faster, which is great for SEO and user experience.

Saving Storage Space If you have a large collection of photos, compressing them can save gigabytes of space on your hard drive or cloud storage.

Email Attachments High-resolution photos are often too big for email. Compressing them makes it easy to send.

Frequently Asked Questions

Is this tool really free? Yes, it's completely free to use with no hidden costs or subscriptions.

Will I lose quality? You can control the compression level. At 80-90% quality, the file size is significantly reduced with almost no visible difference.

Is it safe? Yes! Since the compression happens locally in your browser, your private photos are never uploaded to any server.

Can I compress PNG files? Yes. While PNG is a lossless format, our optimizer uses efficient techniques to reduce size while maintaining transparency and detail.