PNG to WebP converter
Turn your PNG into a clean, ready-to-use WebP in a couple of clicks – no software to install, nothing to sign up for.
Convert PNG to WebP
Drop your files to try StandardsPDF. This tool is available in the full workspace.
Keeps colours accurate and edges crisp
Preserves transparency where the target format supports it
Downloads a ready-to-use WebP you can share immediately
Files auto-deleted from our servers within 60 minutes
How it works
Convert PNG to WebP in 3 steps
Upload or drag in your PNG file
Choose your output options if you need them
Download the finished WebP
Private by default
Files are encrypted in transit and deleted within 60 minutes.
Fast
Most jobs finish in under 10 seconds. No queueing.
No signup on free tier
5 documents per day, no credit card required.
FAQ
Frequently asked questions
How do I convert PNG to WebP?+
Upload your PNG file (or drag it onto the box above), wait a few seconds while StandardsPDF converts it in your browser, then download the WebP. There is nothing to install and no account required.
Is converting PNG to WebP free?+
Yes. PNG to WebP conversion is free on the StandardsPDF free tier – no watermark, no signup, and no credit card. A Pro tier lifts the file-size and daily limits if you need more.
Will the WebP keep the quality of my PNG?+
StandardsPDF aims for the highest fidelity the WebP format allows, so your image comes through looking as close to the original as possible. Some format-specific details may adapt where WebP works differently to PNG.
Does the WebP from my PNG keep transparency?+
When PNG and WebP both support an alpha channel, transparency is preserved. Converting PNG to a WebP without transparency flattens those areas onto a white background.
Is my PNG file kept private during PNG to WebP conversion?+
Yes. Your PNG is processed in an isolated worker, never shared, and permanently deleted from our servers within 60 minutes. Most PNG to WebP conversions happen right in your browser.
Do I need to install anything to convert PNG to WebP?+
No. Converting PNG to WebP runs entirely in the browser – no desktop software, no extensions and no account for the free tier.
What is the maximum PNG file size I can convert to WebP?+
Up to 100 MB per PNG on the free tier and 2 GB on Pro. If your PNG is larger, split it first or upgrade for the higher limit.
Can I convert several PNG files to WebP at once?+
Yes – add multiple PNG files and StandardsPDF processes them as a batch, returning a WebP for each.