PNG Compressor - Optimize
With High Quality

Efficient PNG compression. Reduce file size while maintaining excellent quality.

Free, unlimited PNG optimization. Your images never leave your browser.

Drag & Drop Images

or Click to Upload

(JPEG, PNG, WebP) • Max 50 images • Up to 10MB each

✓No Signup Required

✓No Limits

✓100% Free

Client-Side Processing

How to Use PNG Compressor

Upload PNG Files

Drag & drop or click to upload PNG images. Only PNG format is supported for this tool.

Choose Compression Level

Adjust the quality slider to control file size reduction. Lower values create smaller files.

Preview Results

See original vs. compressed file sizes. All processing happens in your browser.

Download Optimized PNGs

Save individual compressed PNGs or download all as a ZIP file.

Use Everywhere

Ideal for web graphics, logos, screenshots, and images requiring transparency. Your optimized PNGs are ready!

Trusted by Users Worldwide

Join thousands of happy users compressing their images

Png Compressor

0.000023 GB

GB Saved for Users

Why Use FreeImageTools PNG Compressor?

Smart Compression

Adjustable quality settings let you balance file size and visual fidelity perfectly.

Transparency Preserved

PNG alpha channels are maintained perfectly during compression.

100% Private

All compression happens in your browser. Your images never leave your device.

Frequently Asked Questions

What is PNG Compressor and how does it work?

PNG Compressor is a free online tool that reduces PNG file sizes while maintaining excellent visual quality. It uses advanced compression algorithms to optimize your images directly in your browser without uploading them to any server.

Is my image uploaded to a server?

No. All PNG compression happens entirely in your browser using the Canvas API. Your images never leave your device, ensuring complete privacy and security.

What image formats are supported?

This tool accepts PNG files as input. You can compress single PNG files or process multiple PNG images in batch mode.

Are there file size limits?

The maximum file size is 50MB per image. For best performance, we recommend keeping images under 20MB. There's no limit on the number of images you can compress.

Is this tool really free?

Yes! This PNG compressor is completely free to use with no hidden costs, watermarks, or signup requirements. Compress as many images as you need.

Can I compress multiple PNG images at once?

Yes! You can upload multiple PNG files and compress them all at once. Download individual compressed images or get them all in a convenient ZIP archive.

How do I download the compressed images?

After compression, you can download each image individually by clicking the download button, or download all compressed images at once as a ZIP file for convenience. Files save to your device's default download folder.

Does this work on mobile/phone?

Yes! The PNG Compressor works perfectly on iPhone, Android phones, and tablets. The interface is fully responsive and touch-friendly, so you can compress images on the go.

How long does processing take?

Processing is instant! Compression typically takes 1-5 seconds per image depending on file size and your device speed. Larger images (20MB+) may take 5-10 seconds. Since everything runs in your browser, speed depends on your device's performance.

What browsers are supported?

This tool works on all modern browsers: Chrome 90+, Firefox 88+, Safari 14+, Edge 90+, and Opera. It also works on mobile browsers including Safari on iOS and Chrome on Android. For best performance, keep your browser updated.