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OnlyCompress
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Image to WebP

Free convert PNG, GIF, JPG, JPEG, AVIF, BMP, SVG, PSD, TIF, TIFF, HEIC, and HEIF images to WebP format. Process up to 30 images at once while preserving the best possible image quality. Files are never uploaded — all processing is completed on your device.

Select Images

Drag images here, or use Paste (Ctrl + V / ⌘ + V) to quickly add files.

WebP Conversion Guide

  1. What is a WebP image?

    WebP is a modern image format developed by Google that supports both lossy and lossless compression, as well as transparency and animation. Compared with JPEG and PNG, WebP usually provides smaller file sizes while maintaining similar image quality, making it ideal for websites, mobile applications, and online content.

  2. Why convert images to WebP?

    WebP provides efficient compression while maintaining high image quality. Converting images to WebP can reduce file sizes, improve website loading speed, save storage space, and reduce bandwidth usage, making it especially suitable for web optimization.

  3. How to convert images to WebP?
    • Click the Select Images button, or directly drag and drop images onto the page.
    • Click the Convert button, and the system will automatically convert your images to WebP format.
    • Click Save to download individual files, or click Save All to download all converted WebP images.
  4. When do you need WebP image conversion?
    • Website Image Optimization

      WebP provides better compression efficiency and is ideal for website images, helping reduce page loading time.

    • Mobile Applications

      Smaller WebP files help save mobile data usage and improve loading performance.

    • Social Media Sharing

      Converting images to WebP reduces file size and makes online sharing faster and easier.

    • Email and File Sharing

      Smaller WebP files are easier to send through email and messaging platforms.

    • CMS and Website Uploads

      Using WebP images in systems like WordPress can improve website performance and page speed.

    • Storage Optimization

      WebP helps reduce disk and cloud storage usage when managing large image collections.

  5. Privacy and Security
    • 100% Local Processing — Images never leave your device. All conversions are completed securely in your browser.
    • No File Uploads — Your files are not sent to any server and always remain under your control.
    • Privacy First — We do not view, store, or collect any of your image data.
    • No Registration Required — Open the tool and start converting instantly.
    • Original Files Remain Safe — Converted files are created separately and your original images are never modified.