Free Image Resize & Transform Tools Online
Resize, crop, rotate, flip, and transform images online for free. Bulk processing for up to 50 images. Aspect ratio presets for every platform. All processing in your browser — files stay private.
Bulk Image Resizer
Resize images by pixels or percentage. Process up to 50 images at once.
Image Cropper
Crop to specific dimensions with a visual editor and custom coordinates.
Aspect Ratio Crop
Crop to standard ratios: 16:9, 4:3, 1:1, 9:16, and custom ratios.
Social Media Resizer
Resize for Instagram, Facebook, X/Twitter, LinkedIn, YouTube presets.
Image Rotator
Rotate by 90°, 180°, 270° or any custom angle.
Image Flipper
Mirror images horizontally or vertically with one click.
Round Corners
Add rounded corners or make images fully circular.
Add Border
Add colored borders with customizable width and color.
Trim Whitespace
Auto-remove whitespace and solid-color borders from edges.
Split Image
Slice into grid tiles for Instagram carousels and panoramas.
Tilt & Skew
Apply perspective transforms for mockups and creative effects.
Image Upscaler
Enlarge images with Lanczos3 interpolation. Sharp results.
Common Image Dimensions by Platform
| Platform | Type | Dimensions |
|---|---|---|
| Post | 1080 × 1080 | |
| Story / Reel | 1080 × 1920 | |
| Cover Photo | 820 × 312 | |
| X (Twitter) | Header | 1500 × 500 |
| YouTube | Thumbnail | 1280 × 720 |
| Banner | 1584 × 396 | |
| OG Image | Social Preview | 1200 × 630 |
How to Resize Images Without Losing Quality
Downscaling images (making them smaller) generally preserves quality perfectly. When upscaling, use our dedicated Upscale tool with Lanczos3 interpolation for the sharpest results. For best practices: resize to the exact dimensions you need (not larger), use the appropriate format (WebP for web, PNG for graphics), and compress after resizing for optimal file sizes.