Free PNG to WebP Converter
Shrink PNG images for faster websites by converting them to WebP — transparency is kept and many files convert at once.
- 100% free
- No limits
- No upload
- No watermark
- Works on mobile
How to use the PNG to WebP Converter
- 1
Add PNG files
Drop one or many PNG images.
- 2
Convert
WebP is already selected — press Convert.
- 3
Download
Download your WebP images.
Why use Qu-Outil's PNG to WebP Converter
Fast, private and free — with no limits.
Transparency kept
WebP supports transparent backgrounds just like PNG.
Private — nothing is uploaded
Your files are processed in your own browser and never leave your device. Safe for personal and business documents.
Free and unlimited
No sign-up, no watermark, no daily limit and no file-count cap. Use it as often as you like.
Works on phone and computer
Runs in Chrome, Safari, Edge or Firefox on Android, iPhone, Windows, Mac and Linux — nothing to install.
PNG to WebP Converter — frequently asked questions
How much smaller is WebP?
Often 25–80% smaller than the same PNG, depending on the image.
Is it really free?
Yes. Qu-Outil is completely free with no sign-up, no watermark and no usage limits.
Are my files uploaded?
No. The work is done in your browser on your own device, so your files are never uploaded or stored anywhere.
Help keep Qu-Outil free
I build and run these tools in my free time and keep them free for everyone — no ads, no sign-up. If they helped you, buy me a chai or coffee via Google Pay or any UPI app. Your support keeps me building more free tools. Completely optional.
samarthdalela@oksbiThe button opens Google Pay, PhonePe or Paytm on your phone. On desktop, scan the QR.
Scan to pay ₹50
Works with any UPI app