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WebP Compressor

Use our free online WebP compressor to reduce WebP file size for websites, thumbnails, product images, and modern web publishing. WebP compression is especially useful when you want strong image quality with smaller files for browser-based delivery.

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Files deleted within 24 hours TLS-encrypted upload No sign-up required Batch compress supported

Max file size 50MB. Sign up for more.

How to Compress WebP Files Online

WebP is already one of the most efficient image formats. Our tool pushes it further with advanced re-encoding to hit exact file-size targets.

Upload WebP Images

Select your WebP files — static images or animated WebP sequences. The tool handles both lossy and lossless WebP inputs. Batch upload up to 50 files.

Choose Target Size

Pick a target file size. WebP supports both lossy and lossless modes — our engine picks the optimal mode and quality factor to hit your target with the best visual result.

Download Compressed WebP

Download your optimized WebP files ready for the web. The output format stays WebP — no conversion. Individual download or ZIP batch available.

Why Choose Our WebP Compressor

VP8 Lossy Encoding

Lossy WebP uses the VP8 video codec's intra-frame encoding with predictive coding and adaptive quantization, producing files 25-35% smaller than equivalent JPEGs.

Lossless Mode

WebP lossless compression uses spatial prediction, color transforms, and entropy coding. It produces files 26% smaller than PNG on average with zero quality loss.

Alpha Channel Support

Unlike JPG, WebP supports full transparency in both lossy and lossless modes. Lossy WebP with alpha is typically 3x smaller than a PNG with the same transparency.

Broad Browser Support

WebP is supported by all modern browsers — Chrome, Firefox, Safari 14+, and Edge. Global browser coverage exceeds 97%, making it safe for production web use.

Smaller Than JPEG

WebP lossy files are 25-35% smaller than JPEG at the same visual quality, and WebP also supports transparency which JPEG cannot.

Animation Support

WebP supports animated sequences as a modern replacement for GIF, delivering significantly smaller file sizes with better color depth and transparency.

WebP Compressor FAQ

Quick answers about compression targets, upload limits, format behavior, and the best cases for compressing WEBP files.

What is a WebP compressor?

A WebP compressor reduces WebP file size so the image is easier to upload, store, and deliver on the web.

Why do people compress WebP files?

People usually compress WebP files to improve website speed, reduce bandwidth use, and keep product or content images lightweight.

Will compressing WebP reduce image quality?

It can, depending on the target size and how much the file needs to be reduced.

Can I compress WebP to exact sizes like 100KB or 200KB?

Yes. Exact-size WebP compression is useful when a CMS, website, or upload system requires a file under a specific limit.

When should I use WebP instead of JPG or PNG?

WebP is often a strong choice for websites because it can keep good visual quality at smaller file sizes.

Can I batch compress WebP files online?

Yes. Batch compression is useful for galleries, product images, and content libraries.

Is online WebP compression safe to use?

Yes. The compressor uses temporary browser-based processing with automatic cleanup after compression.

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