WebP Converter
Convert images to lightweight WebP format and reduce file sizes
Convert Images to WebP
Drop file here
Supports JPEG, PNG, SVG, and more. Convert up to 20 files at once.
All conversions are processed securely in your browser and never uploaded to a server.
What is WebP Converter?
A free browser-based WebP converter tool. Convert JPEG, PNG, SVG, GIF, and other image formats to the next-generation WebP format.
WebP format, developed by Google, reduces file sizes by approximately 20-35% compared to JPEG or PNG. Effective for web acceleration and SEO improvement, it's widely adopted by modern websites.
Convert up to 20 images at once and adjust the balance between image quality and file size with the quality slider. All processing happens in your browser—your images never leave your device.
Key Features
- Batch Conversion Support: Process up to 20 images simultaneously
- Quality Adjustment Slider: Set compression quality from 1 to 100
- Real-time Preview: Instantly view conversion results
- Reduction Rate Display: Show before/after sizes with reduction percentage
- ZIP Batch Download: Save all images together
- Transparency Support: Preserve transparent backgrounds
- Privacy Protection: No server uploads required
WebP Format Features
WebP is attracting attention as a next-generation image format for the web.
Excellent Compression Reduces File Size
Achieves approximately 20-35% reduction from JPEG and 25-40% from PNG. Improving page loading speed leads to better user experience and SEO performance.
Maintains High Quality
Despite high compression rates, maintains JPEG-equivalent or better image quality. With quality settings of 80-90, visual differences are barely noticeable.
Transparent Background Support
Like PNG, supports transparency information, making it usable for logos, icons, and other images requiring transparent backgrounds.
Quality Settings Guide
Adjust quality based on your use case to find the optimal balance between file size and image quality.
📸 Photos & Background Images (Quality 75-85)
Ideal for general website photos. Expect 25-35% size reduction from JPEG, with significant page display speed improvement.
🖼️ Illustrations & Screenshots (Quality 85-95)
Suitable for displaying text and graphics crisply. Achieves 20-30% reduction from PNG while maintaining sharp image quality.
🎨 High Quality Required (Quality 90-100)
Settings for portfolio pieces or when high-quality images are required. Maintains maximum quality while keeping file sizes smaller than original formats.
Lower quality results in smaller file sizes but also degrades image quality. Check the preview to see the actual result while adjusting.
Use Cases
Improve Website Display Speed
Reducing image file sizes improves page loading speed, enhancing user experience and SEO performance. Also effective for improving Core Web Vitals (LCP).
Blog & Media Management
Convert images for articles to WebP to provide high-quality visuals while maintaining fast loading speeds. Delivers comfortable viewing experience in mobile environments.
E-commerce Product Image Optimization
Converting product photos to WebP and improving page display speed leads to reduced bounce rates and higher conversion rates.
Social Media Image Preparation
Reduce file sizes before upload to shorten posting time. Post efficiently while maintaining image quality.
Portfolio Sites
Reduce image file sizes while maintaining high quality, achieving both display speed and visual beauty.
How to Use
- Click "Select File" button or drag and drop images to upload
- Set compression quality with quality slider (recommended: 80-90)
- Check preview and file size changes
- Download individually or batch download as ZIP
Moving the quality slider after conversion automatically re-converts all images.
Frequently Asked Questions
Will converted image quality degrade?
Since WebP format uses lossy compression, some degradation may occur depending on quality settings. However, with quality settings of 80-90, visual differences are barely noticeable.
Can I convert transparent PNG images to WebP?
Yes, transparency information is preserved during conversion. Safe to use for logos, icons, and other images requiring transparent backgrounds.
How much can file size be reduced?
Depending on image type and quality settings, typical reductions are 20-35% from JPEG and 25-40% from PNG.
Can WebP display on all browsers?
Supported as standard by major browsers including Chrome, Firefox, Safari, and Edge. Now displays without issues in virtually all environments.
How many images can I convert at once?
You can upload and convert up to 20 images simultaneously.
Is WebP effective for SEO?
Improving page loading speed leads to better Core Web Vitals LCP scores. This is one of Google's search ranking factors, so SEO benefits can be expected.
Usage Notes
Processing large images or many images at once may take time depending on browser performance.
Always check image quality in the preview after conversion before use.