Free Online JPEG Resizer

Drop multiple files here,
or use Ctrl+V/Cmd+V to paste an image or a file

Automatically adjusts dimensions to match photo orientation
Original: -
New: -
Save Format
Filename
Leave empty to use default format: -resized-{width}x{height}
Upload or drag & drop images to start

Professional JPEG Resizer - Optimize Your JPG Images

Resize JPEG and JPG images with precision using our advanced online JPEG resizer. Perfect for optimizing photos for websites, social media, email attachments, and more. Our tool maintains exceptional image quality while reducing file sizes to your exact specifications.

Why Choose Our JPEG Resizer?

Flexible Resize Options

Resize JPEG images by exact pixels, percentage, or select from preset dimensions optimized for social media, web, and email.

Maintain Photo Quality

Advanced JPEG compression algorithms ensure your resized photos retain exceptional clarity, sharpness, and color accuracy.

Batch JPEG Processing

Upload and resize multiple JPEG photos at once, applying consistent dimensions across your entire image collection.

100% Secure & Private

All JPEG processing happens in your browser. Your images never leave your device, ensuring complete privacy and security.

How to Resize JPEG Images

Step-by-Step Guide
  1. Upload JPEG Files: Click "Upload Photos" or drag and drop your JPG/JPEG images directly into the upload area.
  2. Select Resize Method: Choose "By Size" for exact pixel dimensions, "By Percentage" for proportional scaling, or "Social Media" for preset sizes.
  3. Enter Dimensions: Input your target width and height, or select from popular preset sizes for various platforms and uses.
  4. Adjust Quality Settings: Fine-tune JPEG quality level and choose output format preferences to balance file size and image quality.
  5. Download Resized JPEGs: Preview your optimized images and download individually or as a ZIP file for batch downloads.

Popular JPEG Resize Use Cases

Social Media Posts

Resize JPEG photos for Instagram posts (1080x1080), Facebook covers (1200x630), Twitter headers (1500x500), and other social platforms.

Email Attachments

Reduce JPEG file sizes for email attachments without losing quality, making them quick to send and easy to receive.

Website Optimization

Optimize JPEG images for faster page loading speeds while maintaining excellent visual quality for all screen sizes.


Frequently Asked Questions

To maintain JPEG quality when resizing, use our quality slider set between 85-95%. Always downsize rather than enlarge photos, maintain the aspect ratio, and start with high-resolution originals. Our tool uses advanced algorithms to preserve sharpness and color accuracy during the resize process.

JPG and JPEG are the same image format - there's no difference in quality or functionality. The different file extensions (.jpg vs .jpeg) exist because older Windows systems required three-letter extensions. Our tool handles both extensions identically and can output either format.

Optimal JPEG sizes for social media include: Instagram posts (1080x1080), Instagram Stories (1080x1920), Facebook cover (1200x630), Twitter post (1200x675), LinkedIn banner (1584x396), and YouTube thumbnail (1280x720). Our preset options include all these platform-specific dimensions.

Yes! Our batch resize feature lets you upload and process multiple JPEG images simultaneously. All photos will be resized to the same dimensions with consistent quality settings, then you can download them individually or as a single ZIP file for convenience.

To make JPEGs smaller for email, resize to web-friendly dimensions like 1024x768 or 800x600 pixels. Adjust the quality slider to 75-85% for a good balance. Most email services prefer attachments under 10MB, and resized JPEGs typically range from 100KB to 500KB depending on dimensions and quality.

Absolutely! All JPEG resizing happens directly in your web browser using client-side processing. Your images never get uploaded to our servers or leave your device. This ensures complete privacy, security, and faster processing speeds with no internet dependency after page load.