PNG images are high quality and support transparency, but they can be much larger than newer image formats. WebP is designed to keep visual quality while reducing file size, making it a popular choice for modern websites and apps.
This guide explains how to convert PNG images to WebP directly in your browser using our simple converter.
What this tool does
Using our PNG to WebP Converter, you can:
- Convert PNG images to WebP format
- Preserve transparency from the original PNG
- Adjust image quality before exporting
- Preview and download the WebP instantly
All processing happens locally in your browser, so your image stays on your device.
Step by step: Convert PNG to WebP
1. Upload your PNG image
Select a PNG file from your device or drag and drop it into the upload area.
Once uploaded, the tool reads the image and prepares it for conversion.
2. Choose WebP quality
Use the quality slider to control the balance between file size and image detail.
- Higher quality keeps more detail
- Lower quality reduces file size
You can adjust this before converting.
3. Convert the image
Click Convert to WebP.
The tool creates a WebP version of your PNG using your selected quality level.
4. Download the WebP file
Once the conversion finishes, click Download WebP to save the image.
When should you convert PNG to WebP?
Converting PNG to WebP is useful when:
- Optimising images for websites
- Reducing image file sizes
- Keeping transparency while saving space
- Improving page load speed
- Preparing images for modern browsers
WebP is widely supported across modern browsers and platforms.
Important things to know
-
Transparency is preserved
Any transparent areas in the PNG remain transparent in WebP. -
File size depends on quality
Lower quality settings create smaller files, while higher settings keep more detail.
Supported format
- PNG input
- WebP output
The converted image keeps the same width and height as the original.
Frequently asked questions
Does this upload my image anywhere?
No. The conversion runs entirely in your browser.
Can I use this offline?
Yes. Once the page loads, the tool works without an internet connection.
Is WebP better than PNG?
WebP usually produces smaller files while keeping similar visual quality. PNG is still useful for certain cases, but WebP is often better for web use.
Can I convert very large PNG images?
Most large PNG files work fine. Extremely large images may take longer depending on your device.
Try the tool
You can convert PNG images to WebP using our
PNG to WebP Converter
No software, no uploads, just fast image conversion in your browser.