Free JPG/PNG to WebP Converter

Make your Images Web Ready and Smaller with WebP Conversion
Tap to Upload Image
Supports JPG, PNG (Max 10MB)
Quality / Compression 80%
Original Size -
Dimensions -

Your optimized images will appear here.

WebP Format - Calculating...
Save WebP
PNG Format Calculating...
Save PNG

Free WebP Converter: Compress Images for the Web

Convert JPG and PNG images to next-generation WebP format. Reduce file size by up to 80% without losing quality. 100% free, secure, and mobile-friendly.

Why Use WebP Format?

WebP is a modern image format developed by Google. It provides superior compression for images on the web. Compared to PNGs, WebP images are 26% smaller. Compared to JPEGs, they are 25-34% smaller at the equivalent SSIM quality index.

Using WebP on your website makes your pages load faster, which improves your SEO rankings (Core Web Vitals) and user experience.

Key Features of Our Converter

📱 Mobile Optimized

Designed to work perfectly on iPhones and Androids. We use memory-efficient processing to ensure it never crashes your browser.

🔒 Private & Secure

Your photos are converted locally on your device. We never upload your images to a server, guaranteeing 100% privacy.

🎛️ Quality Control

Use the slider to balance file size vs. image quality. See the estimated file size instantly before you download.

⚡ Instant Download

No waiting for server uploads or queues. The conversion happens instantly in your browser.

How to Convert Images to WebP

  1. Upload: Tap the upload box and select a JPG or PNG image from your gallery.
  2. Adjust: Use the "Quality" slider to choose your compression level. Lower quality means smaller file size.
  3. Preview: Check the "Size Savings" badge to see how much space you are saving.
  4. Download: Click "Save WebP" to save the optimized image to your device.

Frequently Asked Questions

What is WebP?
WebP is a modern image format that provides superior lossless and lossy compression for images on the web. Using WebP, webmasters and web developers can create smaller, richer images that make the web faster.
Is WebP supported by all browsers?
Yes, today WebP is supported by all modern browsers including Google Chrome, Safari (iOS and macOS), Firefox, and Microsoft Edge. It is the standard for web images.
Will I lose image quality?
It depends on the Quality slider. WebP is very efficient, so you can often reduce the quality to 80% and reduce file size by 50% without any visible difference to the human eye.
Is my data private?
Yes. This tool runs 100% on your device (Client-Side). We do not upload your images to our servers. Your photos never leave your phone or computer.
Can I convert iPhone photos (HEIC)?
Currently, this tool supports JPG and PNG. For iPhone HEIC photos, please use our specific HEIC to JPG Converter tool first.
What is the max file size?
For browser performance, we recommend images under 15MB. Larger images might cause your browser to run out of memory, especially on mobile devices.
Does WebP support transparency?
Yes! Unlike JPEG, WebP supports transparency (alpha channel) just like PNG, but with much smaller file sizes.
Is this tool free?
Yes, GungorKaya.com provides this tool completely free of charge for personal and commercial use.
Can I convert WebP back to PNG?
Yes. If you upload a WebP image to this tool, you can download it as a PNG using the "Save PNG" button in the results section.
Does it work offline?
Yes. Once the page is loaded, the application runs entirely in your browser's memory, so you can continue converting images even if you lose internet connection.