Convert PNG to WebP Online Free
Converting PNG to WebP produces significantly smaller files while preserving transparency and quality. WebP supports both lossy and lossless compression, achieving 25-35% smaller files than PNG for photographs and graphics.
Last updated: 2026
Frequently Asked Questions
How many format combinations are supported?
We support 250+ conversion combinations between 17+ image formats. You can convert between any supported format.
Will conversion affect image quality?
For lossless conversions (like PNG to BMP), quality is preserved. For lossy conversions (like PNG to JPG), you can adjust the quality setting.
Can I convert multiple files at once?
Yes! Our batch conversion feature lets you convert multiple files simultaneously.
How to Convert PNG to WebP
Upload your image
Click the upload area or drag and drop your PNG image file. You can also paste an image from your clipboard.
Select output format
Choose WebP as the output format. Adjust quality or background color settings if needed.
Convert and download
Click the Convert button to process your image. The conversion happens instantly in your browser. Download the result as a WebP file.
Frequently Asked Questions
Does WebP support transparency like PNG?
Yes! WebP supports alpha channel transparency, so converting PNG to WebP preserves transparent backgrounds while reducing file size.
Should I use lossy or lossless WebP?
Use lossy WebP for photographs (smaller files, minimal quality loss). Use lossless WebP for graphics, logos, and images requiring pixel-perfect quality.
Will quality be affected when converting PNG to WebP?
WebP uses lossy compression to reduce file size, which means some image data is discarded. At higher quality settings (80-95%), the visual difference is minimal while file size drops significantly. For photographs, 85% quality is the sweet spot. For text-heavy screenshots, use a higher setting to avoid artifacts around edges.
Will transparency be preserved when converting PNG to WebP?
Yes! Both PNG and WebP support alpha channel transparency, so any transparent areas in your image will be preserved. This makes WebP a great choice for images that need transparent backgrounds, such as logos and UI elements.
Does WebP work in all browsers?
WebP is a modern format supported by Chrome, Firefox, Edge, Safari, and Opera (roughly 95% of global users as of 2026). However, it may not display in very old browsers or some legacy email clients. For critical use cases, consider serving WebP with a JPEG or PNG fallback for maximum compatibility.
Does converting PNG to WebP preserve metadata (EXIF, GPS)?
Standard EXIF metadata (camera settings, GPS coordinates, timestamps) and ICC color profiles are typically preserved during conversion when both formats support them. WebP supports EXIF metadata. If privacy is a concern, use a dedicated metadata remover rather than relying on format conversion to strip identifying data.
How does WebP file size compare to PNG?
WebP uses lossy compression, which typically produces significantly smaller files. For photographs, expect 25-35% reduction compared to PNG.
Will colors shift when converting PNG to WebP?
Color shifts can occur if the two formats handle color profiles differently. WebP supports color management, so colors should remain accurate for most images. For critical color work, test a sample image first.
Why convert PNG to WebP?
Converting PNG to WebP is useful when you need a format suitable for photographs (WebP handles photographic compression well). PNG is best for logos, screenshots, UI graphics, and images requiring transparency, while WebP excels at web performance optimization, replacing JPEG/PNG/GIF on websites. WebP can significantly reduce file size compared to PNG while maintaining acceptable visual quality.
Can I convert WebP back to PNG?
Yes, you can convert WebP back to PNG using our converter. However, note that WebP uses lossy compression, so the converted file will not be identical to the original — some quality has already been discarded during the first conversion. For best results, always keep your original source file as a master copy.
How many format combinations are supported?
We support 250+ conversion combinations between 17+ image formats. You can convert between any supported format.
Will conversion affect image quality?
For lossless conversions (like PNG to BMP), quality is preserved. For lossy conversions (like PNG to JPG), you can adjust the quality setting.