WebP is supported by all modern browsers and provides 25–35% smaller file sizes than PNG with similar quality.

Does WebP support transparency?

Yes. WebP supports both lossy and lossless modes with alpha transparency.

Is all browsers support WebP?

Yes. All modern browsers (Chrome, Firefox, Safari 14+, Edge) support WebP natively.

Yes. Lossless is better for graphics and text; lossy is better for photographs.

Yes, single-file conversion is free. Batch requires Pro/Business.

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Convert PNG to WebP for up to 30% smaller file sizes — perfect for web performance. Processed entirely in your browser.

Files never uploadedInstant conversionNo account needed

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1Drop your PNG file onto the converter above, or click to browse and select a file.
2Adjust any conversion options such as output format, quality, or delimiter settings.
3Click the Convert button. The file is processed instantly in your browser.
4Download your converted WebP file. Your original file is unchanged.

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Your files never leave your device. All processing happens in your browser using WebAssembly.

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No upload wait times, no server queues. Conversion starts immediately and completes in seconds.

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Single-file conversion is always free with no account required. Upgrade for batch processing and more.

Why convert to WebP?: WebP is supported by all modern browsers and provides 25–35% smaller file sizes than PNG with similar quality.
Does WebP support transparency?: Yes. WebP supports both lossy and lossless modes with alpha transparency.
Is all browsers support WebP?: Yes. All modern browsers (Chrome, Firefox, Safari 14+, Edge) support WebP natively.
Can I choose lossy or lossless WebP?: Yes. Lossless is better for graphics and text; lossy is better for photographs.
Is this free?: Yes, single-file conversion is free. Batch requires Pro/Business.