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WebP Settings

Quality 85%
Higher quality = larger file

✨ Why WebP?

  • 30% smaller than JPEG
  • 26% smaller than PNG
  • Supports transparency
  • Better compression

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Free WebP Converter

Convert JPG and PNG images to WebP to reduce file size without sacrificing visible quality. WebP is widely supported and ideal for fast websites.

Smaller images mean quicker load times, lower bandwidth costs, and better SEO performance, especially on mobile connections.

How to Use the WebP Converter

  1. Upload a JPG or PNG image.
  2. Set the quality level for size control.
  3. Preview the size savings.
  4. Download your WebP image.

FAQ

What is WebP?

WebP is a modern image format that provides better compression than JPG and PNG while keeping images sharp.

Does WebP support transparency?

Yes. WebP supports transparent backgrounds, so PNG images can be converted without losing alpha.

What quality setting should I choose?

For web use, 70 to 85 percent usually looks great and keeps files small. Increase quality for detailed photos.

Is WebP supported by all browsers?

Most modern browsers support WebP. For older browsers, keep a JPG or PNG fallback.

Are my images uploaded anywhere?

No. The conversion runs locally in your browser, so files never leave your device.

Is this WebP converter free?

Yes. It is free to use with no limits.

fileInput.addEventListener('change', (e) => { if (e.target.files.length) handleFile(e.target.files[0]); }); async function handleFile(file) { try { await converter.loadImage(file); previewImage.src = converter.currentImage.src; document.getElementById('originalInfo').innerHTML = ` ${file.name}
${converter.currentImage.width} × ${converter.currentImage.height}
${(file.size / 1024 / 1024).toFixed(2)} MB `; uploadSection.style.display = 'none'; workspace.style.display = 'block'; resultsSection.style.display = 'none'; analytics.trackImageUpload(file.type, file.size / 1024 / 1024); } catch (error) { showToast(error.message, 'error'); } } qualitySlider.addEventListener('input', (e) => { qualityValue.textContent = e.target.value; }); convertBtn.addEventListener('click', async () => { const quality = parseInt(qualitySlider.value) / 100; loadingOverlay.style.display = 'flex'; convertBtn.disabled = true; try { convertedBlob = await converter.convert('image/webp', quality); const originalSize = converter.currentFile.size; const newSize = convertedBlob.size; const savings = ((originalSize - newSize) / originalSize * 100); document.getElementById('originalStats').innerHTML = `

Format: ${converter.currentFile.type.split('/')[1].toUpperCase()}

Size: ${(originalSize / 1024 / 1024).toFixed(2)} MB

`; document.getElementById('convertedStats').innerHTML = `

Format: WebP

Size: ${(newSize / 1024 / 1024).toFixed(2)} MB

Saved ${savings.toFixed(1)}%

`; loadingOverlay.style.display = 'none'; resultsSection.style.display = 'block'; analytics.trackConversion(converter.currentFile.type.split('/')[1], 'webp', newSize / 1024 / 1024); showToast(`Converted! ${savings.toFixed(0)}% smaller`, 'success'); } catch (error) { loadingOverlay.style.display = 'none'; showToast(error.message, 'error'); } convertBtn.disabled = false; }); downloadBtn.addEventListener('click', () => { if (!convertedBlob) return; const filename = converter.currentFile.name.replace(/\.[^.]+$/, '.webp'); const url = URL.createObjectURL(convertedBlob); const a = document.createElement('a'); a.href = url; a.download = filename; a.click(); URL.revokeObjectURL(url); analytics.trackDownload('webp', 'webp', 'webp'); showToast('Download started!', 'success'); }); resetBtn.addEventListener('click', () => { uploadSection.style.display = 'block'; workspace.style.display = 'none'; resultsSection.style.display = 'none'; fileInput.value = ''; convertedBlob = null; }); function showToast(message, type = 'info') { const toast = document.createElement('div'); toast.className = `toast toast-${type}`; toast.textContent = message; document.getElementById('toastContainer').appendChild(toast); setTimeout(() => toast.classList.add('show'), 100); setTimeout(() => { toast.classList.remove('show'); setTimeout(() => toast.remove(), 300); }, 3000); }