PNG to WEBP Converter
WebP typically delivers smaller files than PNG while still supporting transparency — a strong default for modern sites.
Modern compressed format — typically 25–35% smaller than PNG at the same quality.
Choose a file or drag and drop
Drop your PNG file here or
Choose file · Drag & drop · Public file link
- Processed on your device
- No conversion file stored on our servers
- Maximum file size: 100 MB
Conversion runs in your browser. Files are not uploaded to Format Convertly servers.
Format comparison
PNG → WEBP
- Compression
- Lossless
- Lossy and lossless modes
- Transparency
- Can include alpha
- Can include alpha
This is a format comparison, not a live conversion preview. Convert a file above to see the real output.
Conversion Settings
Customize the output to match your needs.
Convert Quality
92%Resize Image (Optional)
Advanced settings
Additional Options
- Maintain aspect ratio
- Remove metadata (EXIF)Browser re-encoding writes a new file without the original EXIF block.
- Convert to transparent background (if possible)
How to Convert PNG to WEBP
Open the PNG → WEBP converter
Open the PNG to WebP converter on Format Convertly.
Add your PNG file
Drop PNG logos, UI stills, or graphics into the browser tool.
Download WEBP
Convert locally and download the WebP for your CMS or static site.
Why Convert PNG to WEBP?
Private by design
PNG → WEBP runs in your browser. Files are not uploaded to a remote conversion queue.
Ready for the next step
Convert when a site, editor, or teammate expects WEBP instead of PNG.
Practical quality
WEBP: lossy or lossless. Lossy targets trade size for speed — preview when it matters.
Transparency aware
WEBP can keep transparent pixels when the source supports them.
PNG vs WebP
A quick side-by-side before you convert — deeper comparison lives on the full guide.
| Feature | PNG | WEBP |
|---|---|---|
| Compression | Lossless | Lossy or lossless |
| Transparency | Full alpha | Full alpha |
| Best for | UI, logos, screenshots | Web delivery of stills |
| Typical size | Often heavy for photos | Usually smaller |
| Editing | Excellent everywhere | Good; some legacy gaps |
| Web support | Excellent | All modern browsers |
| Safe re-save | Yes | Lossless mode yes; lossy no |
Choose PNG when…
- Design handoffs
- Lossless screenshots you will crop repeatedly
- Email/docs that mishandle WebP
- Non-web teammates
Choose WEBP when…
- Sites watching Lighthouse image bytes
- Transparent images still heavy as PNG
- Modern browser galleries
- Replacing heavy PNGs on landing pages
What happens to image quality?
WEBP is typically lossy. You trade some quality for a smaller file; keep the PNG original if you may need to re-export later. WEBP is a raster image format, not a media container. PNG: PNG compresses without discarding pixels, so screenshots and logos stay crisp. Photos often become larger than JPEG/WebP/AVIF at similar visual quality — pick PNG for fidelity and alpha, not for smallest photo delivery. WEBP: WebP offers lossy and lossless modes derived from VP8/related tech. Lossy WebP often beats JPEG on size; lossless WebP often beats PNG for simple graphics with alpha. Tune quality per asset and verify edges on transparent UI. Modern compressed format — typically 25–35% smaller than PNG at the same quality.
Tip
Keep a PNG master in design source control; ship WebP to production.
Does WEBP support transparency?
WEBP can store transparent pixels — WEBP supports transparency (including alpha where the codec/container allows). Keep a format with alpha when you need soft edges or overlays.
WEBP format guide →PNG · WEBP
Related converters PNG
Related converters WEBP
Frequently Asked Questions
More on quality loss: conversion quality guides · problem-solution guides
Does WEBP reduce image quality?
Only in lossy mode. Lossless WebP keeps pixels; lossy WebP trades detail for size (often efficiently). Match the mode to photos vs UI.
Does converting PNG to WEBP reduce quality?
Lossy WebP can; lossless WebP generally will not discard PNG pixel data. Prefer lossless WebP for UI/screenshots.
Can you recover quality after converting?
Not from a lossy output alone. Return to the original master (or a better source). Converting to a lossless format does not resurrect discarded detail.
What is generational loss?
Damage that stacks when you decode and lossy-encode the same file over and over (for example JPG→edit→JPG). Edit from masters and export delivery formats once.
Where can I learn more about conversion quality?
Browse Format Convertly’s Quality guides for topics like whether conversion reduces quality, JPG↔PNG myths, WebP/MP3/MP4 tradeoffs, recovery limits, and generational loss — each links to the right converter.
Why is my PNG file so large?
PNG is lossless — photos saved as PNG stay huge. Convert photos to JPG or WebP (after resizing). Keep PNG for logos, UI, and transparency. Full guide: Why Is My PNG File So Large?.
Where can I find more problem-solution guides?
Browse the Guides hub for long-tail fixes — HEIC won’t open, PNG too large, PDF not searchable, video too large, WebP upload failures, and more — each links to the right converter or tool.
Do all browsers support WebP?
All evergreen browsers do. Only very old clients need a PNG/JPG fallback.
Related problems
Ready to Convert Your Files?
PNG to WEBP privately in your browser.