Dynamic Web Lab
Free Bulk Image Converter

Convert Images to WebP Instantly

Reduce image file sizes by up to 80% with WebP format. Bulk convert up to 20 images at once. 100% free, 100% private.

Browser-Only Processing
Up to 80% Smaller Files
Bulk Convert 20 Images
No Upload Required

100% Private: Images are processed in your browser. No files are ever uploaded to our servers.

Upload Images

Drop images here or click to upload

JPG, PNG, GIF, BMP, WebP, TIFF • Max 10MB each • Up to 20 images

Settings

Best compression, modern format

85%
Smaller fileBetter quality

Why Convert to WebP?

WebP is Google's modern image format that provides superior compression

Smaller Files

Up to 80% smaller than JPEG with same quality

Faster Sites

Improve page load speed and Core Web Vitals

Better SEO

Google recommends WebP for better rankings

Wide Support

Supported by all modern browsers

How It Works

1

Drop Images

Drag and drop up to 20 images at once. We support JPG, PNG, GIF, BMP, and more.

2

Choose Settings

Select output format (WebP recommended) and quality level. Higher quality = larger files.

3

Download

Click convert and download your optimized images. All processing happens in your browser.

Frequently Asked Questions

Is this tool really free?

Yes! This tool is 100% free with no limits, no watermarks, and no sign-up required. Use it as much as you want.

Are my images uploaded to your servers?

No. All image processing happens directly in your browser using HTML5 Canvas. Your images never leave your device, ensuring complete privacy and faster processing.

What is WebP format?

WebP is a modern image format developed by Google that provides superior lossless and lossy compression. WebP images are typically 25-80% smaller than equivalent JPEG or PNG files while maintaining the same quality.

Which browsers support WebP?

WebP is supported by all modern browsers including Chrome, Firefox, Safari, Edge, and Opera. It covers over 95% of all internet users.

What's the best quality setting?

For most images, 80-85% quality provides an excellent balance between file size and visual quality. For images with fine details or text, use 90-95%.

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