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PNG to WebP Converter
Convert PNG images to WebP format online - free, fast, and private.
Drop PNG files here
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What Is a PNG to WebP Converter?
PNG to WebP converter is a browser-based tool that transformsPNG images into the WebP format - a modern image format developed by Google that delivers significantly smaller file sizes without sacrificing visual quality. Converting your images from PNG to WebP can reduce file sizes by25–35%, directly improving your website's load speed andCore Web Vitals score.
Unlike server-side converters, this tool runs entirely in your browser using theHTML5 Canvas API. Your images are never uploaded to any server - the conversion happens locally on your device, making it 100% private and secure. You can convert multiple PNG files at once, adjust the WebP quality level (1–100%), and download each file individually or all at once.
WebP is supported by all modern browsers including Chrome, Firefox, Safari (version 14+), Edge, and Opera - covering over 97% of global browser usage. It supports bothlossy and lossless compression as well as transparency (alpha channel), making it a direct drop-in replacement for PNG in virtually every web use case.
How to Convert PNG to WebP
Select your PNG files
Click "Select PNG Files" or drag and drop one or more PNG images into the upload area.
Adjust quality (optional)
Use the quality slider to balance file size vs. image quality. 80–90% is recommended for most use cases.
Download your WebP files
Converted files appear instantly. Click individual download buttons or "Download All" to save them.
About WebP Format
WebP is a modern image format developed by Google, designed for the web. It supports bothlossy and lossless compression, as well as transparency (alpha channel) - making it a direct replacement for both JPEG and PNG. Converting your PNG to WebP can reduce file sizes by up to 35%, directly improving your website's Core Web Vitals and Google PageSpeed score.
Frequently Asked Questions
What is WebP and why should I convert PNG to WebP?
WebP is a modern image format developed by Google that provides superior compression. WebP images are typically 25–35% smaller than PNG files at the same visual quality, which means faster page loads and lower bandwidth usage.
Is this PNG to WebP converter free?
Yes, completely free. There are no limits on file size or number of conversions. No account or sign-up is required.
Does my image get uploaded to a server?
No. The conversion happens entirely in your browser using the Canvas API. Your images never leave your device, ensuring complete privacy.
Will converting PNG to WebP reduce image quality?
You can choose the quality level (1–100). At 80–90 quality, WebP images are visually indistinguishable from the original PNG while being significantly smaller.
Which browsers support WebP?
WebP is supported by all modern browsers including Chrome, Firefox, Safari (since version 14), Edge, and Opera. It covers over 97% of global browser usage.
Can I convert multiple PNG files at once?
Yes! You can select multiple PNG files at once and they will all be converted and available for download individually.
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