Image Resizer
Resize images with preset dimensions or custom sizes
About Image Resizer
Image Resizer is a fast, browser-based tool for quickly resizing images to standard dimensions or custom sizes. Whether you are preparing photos for social media, thumbnails for websites, or optimizing images for email, this tool handles bulk resizing in seconds with zero uploads to external servers.
Perfect for content creators, web designers, and anyone managing digital images, Image Resizer preserves image quality while reducing file sizes and ensuring consistency across your visual assets. All processing happens locally on your device, keeping your images private and secure.
How to use Image Resizer
Upload Your Image
Select one or multiple images from your device using the upload area or drag-and-drop.
Choose Dimensions
Select a preset size for your platform or enter custom width and height values.
Download Resized Image
Preview your resized image and download it instantly to your device.
Pro Tips
- Use the aspect ratio lock when resizing to avoid stretching or squishing your images-maintain visual integrity every time.
- Batch resize multiple images at once to save time; upload 10+ photos and process them all with identical dimensions.
- Convert to WebP format during resizing to reduce file sizes by up to 30% without noticeable quality loss for web use.
- Screenshot your preset dimensions workflow so you can quickly repeat the same resize settings for consistency across projects.
Key features of Image Resizer
Preset Dimensions
Resize to common social media sizes (Instagram, Twitter, LinkedIn, YouTube thumbnails) with one click.
Custom Sizing
Enter specific width and height values in pixels or percentages for precise control.
Batch Processing
Upload multiple images and resize them all at once with the same dimensions.
Format Conversion
Resize and convert images between JPEG, PNG, WebP, and other formats simultaneously.
Aspect Ratio Lock
Maintain original proportions automatically while resizing to prevent distorted images.
Bulk Download
Export all resized images as a single ZIP file for easy organization and transfer.
Related Tools
Aspect Ratio Calculator
Calculate and scale image dimensions
Image Compressor
Compress JPEG and PNG images with adjustable quality
Background Remover
Remove backgrounds from images with transparent PNG output
Image Upscaler
Upscale images 2x or 4x with enhanced quality