Upload PNG or JPEG Files
Click the upload zone or drag & drop your PNG, JPEG, or mixed-format image files. Upload as many as you need — no file count limit.
Free WebP Converter · Batch · No Account
Convert PNG to WebP Free Online
Batch convert PNG to WebP online for free — get up to 30% smaller file sizes than PNG without any visible quality loss. Also converts JPEG to WebP. 100% browser-local, no uploads, no account.
- 🌐 PNG → WebP & JPEG → WebP
- ⚡ Up to 30% Smaller Files
- 🔒 Zero Server Uploads
- ✓ Transparency Preserved
- 📦 Batch Convert & ZIP Download
Resize & Convert
Batch process dimensions, smart cropping, and format conversion.
Click, paste, or drag up to 20 images here to resize in bulk.
How to Convert PNG to WebP — 3 Steps
Select WebP as Output
In the format dropdown, choose WebP. Optionally set a target width and height if you also want to resize during conversion.
Download WebP Files
Click Convert. All WebP files are created instantly in your browser and downloaded as a ZIP — no server, no upload, no waiting.
Why Convert PNG to WebP for Your Website?
Smaller File Sizes
WebP images are typically 25–35% smaller than equivalent PNG files at the same visual quality — directly improving your site load speed and Core Web Vitals.
Better SEO Rankings
Faster page loads improve Largest Contentful Paint (LCP) scores, which Google uses as a ranking signal. Switching to WebP is one of the highest-impact SEO changes you can make.
Universal Browser Support
Over 95% of all browsers support WebP — including Safari 14+, Chrome, Firefox, and Edge. You can safely serve WebP to all modern users.
PNG to WebP — Frequently Asked Questions
Is WebP better than PNG for websites?
Yes — WebP delivers up to 30% smaller file sizes at the same quality, improving page speed and Google Core Web Vitals scores.
Does WebP support transparency like PNG?
Yes. WebP fully supports alpha channel transparency. Transparent PNGs converted to WebP retain their transparent backgrounds.
Can I convert JPEG to WebP too?
Yes. Upload any mix of JPEG and PNG files and select WebP as your output — all are converted in one batch.
Will all browsers display WebP images?
All modern browsers support WebP — Chrome, Firefox, Safari 14+, and Edge. Over 95% of global users can view WebP images.
How much smaller will files be in WebP?
Typically 25–35% smaller than PNG and 25–30% smaller than JPEG at equivalent quality. Exact savings depend on image content.
Is this WebP converter free?
100% free — no account, no watermarks, no file limits. Convert as many PNG images to WebP as you need.