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Supported formats: JPG, PNG, WebP, GIF, BMP · Up to 10 images · 50MB each · 100MB total
Free Online Image Resizer - Resize Images Fast
Resize image online with pixels, percentage, or preset sizes. Batch resize images, lock aspect ratio, preview instantly, and download without watermark. All processing stays in your browser.
Image Resizer Features
Resize Image by Pixels
Set exact width and height in pixels. Use the image resizer to resize image online for websites, banners, and print with precise control.
Resize Images by Percentage
Scale photos up or down by percentage to keep proportions. Perfect for quick size adjustments and batch resize images.
Preset Sizes for Social Media
Choose preset sizes for Instagram, Facebook, YouTube, and more. Resize images to fit social media specs with one click.
Lock Aspect Ratio
Keep width and height in sync to avoid distortion. The resize image tool preserves proportions for clean results.
Batch Resize Images
Upload multiple files and resize images in bulk. Batch resize saves time for large photo libraries.
High-Quality Output
Smart resizing keeps images sharp and clear. Resize photos without noticeable quality loss.
Multiple Format Support
Resize JPG, PNG, WebP, BMP, and more. Download resized images in common formats.
Privacy & No Watermark
All resizing runs locally in your browser. No uploads, no watermark, instant download.
How to Resize Images Online
Upload Your Images
Click to upload or drag and drop image files. The image resizer supports JPG, PNG, WebP, BMP, and more.
Choose a Resize Mode
Resize image by pixels, percentage, or preset sizes. Lock aspect ratio to keep proportions, and preview changes instantly.
Download Resized Images
Click download to save your resized image. Batch resize images are packaged as a ZIP for quick download.
Image Resize Use Cases
Website Image Optimization
Resize images to exact web dimensions for faster loading and better layout control. The image resizer helps optimize page speed.
Social Media Posting
Resize image online for Instagram posts, Facebook shares, YouTube thumbnails, and more. Use preset sizes to avoid cropping.
E-commerce Product Photos
Resize images to consistent sizes for product catalogs. Clean, uniform thumbnails improve store presentation and conversions.
Email Attachments
Resize photos to smaller dimensions for email. Batch resize images to keep file sizes manageable.
Presentation Slides
Resize images to match slide layouts. Keep aspect ratio locked for professional-looking presentations.
Print & Documents
Resize image by pixels for print layouts or documents. Set exact dimensions for consistent results.
Mobile Wallpapers
Resize photos to phone and tablet screen sizes. Use preset dimensions to fit devices perfectly.
Thumbnail Creation
Resize images for blog posts, videos, and listings. Create sharp thumbnails with the online image resizer.
Image Resizer Tips
Keep Aspect Ratio
Lock aspect ratio to avoid stretched or squashed images. This keeps your resized image natural and clean.
Use Percentage for Consistency
When you need multiple sizes, resize images by percentage to keep consistent scaling across a batch.
Choose Preset Sizes
Use social media presets to match platform requirements. Resize image online without manual size calculations.
Avoid Extreme Upscaling
Large upscales can blur details. When possible, start with higher-resolution images before you resize.
Batch Resize for Uniformity
Batch resize images to keep a consistent look across galleries, catalogs, and product grids.
Pick the Right Format
Use JPG for photos, PNG for transparency, and WebP for smaller file size. The image resizer supports all.
Why Choose Our Image Resizer
100% Free to Use
Resize images online with no fees, no subscriptions, and no limits. The image resizer is free for every use case.
Fast in Your Browser
No installation required. Open the page and resize image instantly with real-time preview.
Private Local Processing
All resizing happens locally in your browser. Your images never leave your device.
Batch Resize Support
Resize multiple images at once. Batch processing saves time and keeps sizes consistent.
Precise Size Control
Resize image by pixels, percentage, or presets. Lock aspect ratio and control output dimensions easily.
No Watermark Output
All resized images download clean with no watermarks. Ready for personal or commercial use.
Image Resizer FAQ
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