ποΈ WebP Converter
Convert to WebP for smaller files, or back to PNG/JPG.
Upload an image to begin.
How to Convert to WebP
Upload any image, choose your conversion direction, set quality, compare file sizes live, and download.
Upload an image in any format, including WebP.
Choose: to WebP, WebP to PNG, or WebP to JPG.
Drag the quality slider and watch the live size comparison.
Download the converted file.
Why WebP Wins for the Web
Images are the largest contributor to page weight on the average website, and page weight directly affects bounce rates, conversions, and search rankings. WebP attacks this problem with a more efficient codec: its lossy mode uses predictive coding derived from video compression, squeezing out redundancy that JPG leaves on the table. In practice, switching a photography-heavy site from JPG to WebP at equivalent quality cuts image bytes by roughly a third with no visible change. For graphics and screenshots, lossless WebP often halves PNG file sizes while preserving transparency and sharp edges. The format also supports animation as a superior GIF replacement and handles both lossy and lossless with alpha in a single file. Adoption friction is gone: every modern browser decodes WebP natively, CDNs transcode automatically, and WordPress supports WebP uploads since version 5.8. The main remaining reason to keep JPG or PNG copies is compatibility with desktop software from before 2020, which is exactly what the reverse conversion modes here are for. A smart workflow is to archive masters as PNG, serve WebP on the web, and export JPG only when a recipient specifically needs it.
Choosing Quality
The quality slider trades file size against fidelity. At 85 percent, artifacts are invisible in normal viewing for nearly all photos. Dropping to 70 percent introduces subtle smoothing that is acceptable for thumbnails and backgrounds. Pushing to 95 percent approaches PNG file sizes with diminishing visual returns. Use the live comparison to pick the lowest quality that still looks perfect for your use case.
Frequently Asked Questions
What is WebP and why should I use it?
WebP is a modern image format from Google that provides both lossy and lossless compression. Lossy WebP files are typically 25 to 35 percent smaller than equivalent JPGs at the same visual quality, and lossless WebP beats PNG by a wide margin. Smaller images mean faster websites and less bandwidth.
Will WebP work in all browsers?
Yes, effectively. All modern browsers decode WebP natively: Chrome, Firefox, Safari 14 and later, Edge, and all mobile browsers. Support is universal enough that major sites serve WebP by default. Only truly ancient software from before 2020 lacks support, which is what the WebP-to-JPG mode here is for.
What quality setting should I choose?
85 percent is the recommended default for WebP: it looks identical to the original while delivering big savings. For hero images where quality is paramount, use 90. For thumbnails, 70 to 75 is plenty. The live size comparison helps you find your sweet spot.
Can I convert WebP back to PNG or JPG?
Yes. Choose WebP to PNG for a lossless result that preserves the current pixels exactly, or WebP to JPG for maximum compatibility with older desktop software. Note that converting a lossy WebP to PNG does not restore quality lost in the original compression, it simply preserves the current pixels without further loss.
Does converting to WebP lose transparency?
No. WebP supports an alpha channel just like PNG, and transparency is fully preserved during conversion. This makes WebP an outstanding replacement for transparent PNGs: you keep the transparency while often cutting file size in half, a major win for website logos and UI graphics.
Is my image uploaded to a server?
No, never. Conversion uses your browser native WebP encoder and decoder directly on the local canvas, with zero network requests involved. Your files never leave your device, processing completes instantly regardless of file size, and there are no server-side size limits, queues, or privacy concerns of any kind.