ðŒïžâJPG
Convert Any Image to JPG
Convert PNG, HEIC, WebP, SVG, PSD, ARW, TIFF, BMP, GIF and more to high-quality JPG â instantly, 100% in your browser.
Classic format ⢠Adjustable quality ⢠Live size comparison & compression savings.
Learn more about convert image to jpg.
â¬ïž
Drag & Drop or Click to Upload Image
Supports JPG, PNG, HEIC, WebP, SVG, PSD, ARW, TIFF, GIF & more
ðž Original Image
âš JPG Result
85
File: ${file.name}
Size: ${(file.size / 1024 / 1024).toFixed(2)} MB
Type: ${file.type.split(‘/’)[1]?.toUpperCase() || file.type}
`;
converterArea.classList.remove(‘hidden’);
savingsLine.classList.add(‘hidden’);
jpgPreview.src = ”;
jpgStats.innerHTML = ”;
};
reader.readAsDataURL(file);
}
async function convertToJPG() {
if (!selectedFile) return alert(“Please upload an image first”);
convertBtn.disabled = true;
convertBtn.innerHTML = ‘Converting… ⻑;
try {
const img = await loadImage(URL.createObjectURL(selectedFile));
const canvas = document.createElement(‘canvas’);
canvas.width = img.naturalWidth;
canvas.height = img.naturalHeight;
const ctx = canvas.getContext(‘2d’);
ctx.drawImage(img, 0, 0);
const quality = parseInt(qualitySlider.value) / 100;
const progressive = progressiveToggle.checked;
// Note: canvas.toBlob doesn’t natively support progressive JPEG.
// For true progressive, server-side tools are better, but we can still offer quality control.
canvas.toBlob(blob => {
if (!blob) throw new Error(“Blob creation failed”);
jpgBlob = blob;
if (jpgObjectURL) URL.revokeObjectURL(jpgObjectURL);
jpgObjectURL = URL.createObjectURL(blob);
jpgPreview.src = jpgObjectURL;
const origMB = (selectedFile.size / 1024 / 1024).toFixed(2);
const jpgMB = (blob.size / 1024 / 1024).toFixed(2);
const savingsPct = (((selectedFile.size – blob.size) / selectedFile.size) * 100).toFixed(1);
jpgStats.innerHTML = `
Size: ${jpgMB} MB
Quality: ${Math.round(quality * 100)}%
Resolution: ${img.naturalWidth} Ã ${img.naturalHeight}
Progressive: ${progressive ? ‘Enabled (browser approximation)’ : ‘Disabled’}
`;
savingsLine.innerHTML = `
Original: ${origMB} MB â JPG: ${jpgMB} MB
(-${savingsPct}% savings)
`;
savingsLine.classList.remove(‘hidden’);
downloadBtn.disabled = false;
convertBtn.disabled = false;
convertBtn.innerHTML = ‘Convert to JPG â‘;
}, ‘image/jpeg’, quality);
} catch (err) {
console.error(err);
alert(“Conversion failed â the image format may not be supported for loading in this browser, or try a smaller file.”);
convertBtn.disabled = false;
convertBtn.innerHTML = ‘Convert to JPG â‘;
}
}
function loadImage(src) {
return new Promise((resolve, reject) => {
const img = new Image();
img.onload = () => resolve(img);
img.onerror = () => reject(new Error(“Cannot load image â format may not be supported”));
img.src = src;
});
}
function downloadJPG() {
if (!jpgBlob) {
alert(“Please convert the image first”);
return;
}
const url = URL.createObjectURL(jpgBlob);
const a = document.createElement(‘a’);
a.href = url;
a.download = (selectedFile.name || ‘converted’).replace(/\.[^.]+$/, ”) + ‘.jpg’;
document.body.appendChild(a);
a.click();
setTimeout(() => {
document.body.removeChild(a);
URL.revokeObjectURL(url);
}, 100);
}
function resetAll() {
if (jpgObjectURL) URL.revokeObjectURL(jpgObjectURL);
selectedFile = null;
jpgBlob = null;
jpgObjectURL = null;
fileInput.value = ”;
converterArea.classList.add(‘hidden’);
savingsLine.classList.add(‘hidden’);
origPreview.src = ”;
jpgPreview.src = ”;
origStats.innerHTML = ”;
jpgStats.innerHTML = ”;
downloadBtn.disabled = true;
}
qualityValue.textContent = qualitySlider.value;
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