JPG and PNG are everywhere, but WebP is often a better choice for the web. In many cases, converting to WebP can reduce file size while keeping quality high — which means faster page loads and better Core Web Vitals.

Privacy note: WebToolsz converts your image locally in your browser. Your file is not uploaded to our servers.

What Quality Should I Use?

WebP supports lossy compression (like JPG). A good starting point is:

Step-by-Step: Convert JPG/PNG to WebP (Free)

1
Open the WebP Converter
Go to webtoolsz.com/jpg-png-to-webp.
2
Upload your image
Drag & drop a JPG/JPEG/PNG file, or click Browse.
3
Set WebP quality
Use the slider to choose your quality level. Higher quality = bigger file.
4
Convert & download
Click Convert to WebP and download your .webp file.

PNG Transparency (Alpha) Support

If your PNG has transparency (alpha channel), the output WebP can preserve transparency. This makes WebP a great replacement for many UI images.

Convert to WebP Now — Free

Convert JPG/JPEG/PNG to WebP with a quality slider and instant download. No upload needed.

Open JPG/PNG to WebP

Frequently Asked Questions

Why should I convert images to WebP?

WebP usually reduces file size while keeping good quality, helping websites load faster.

Can I control WebP quality?

Yes. Use the quality slider (try 75–90 for most photos).

Does WebP keep transparency from PNG?

Yes. Transparent PNGs can convert to WebP with transparency preserved.

Is my image uploaded to a server?

No. Conversion runs locally in your browser — your image stays on your device.

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