How to use the Social Media Image Resizer
- Choose a photo.
- Pick a platform size, such as Instagram Story or YouTube Thumbnail.
- Choose “Crop to fill”, “Fit with blurred background” or “Fit with colour”.
- Download the resized image.
Social media image sizes
| Platform | Size (px) |
|---|---|
| Instagram post (square) | 1080 × 1080 |
| Instagram portrait post | 1080 × 1350 |
| Instagram / WhatsApp Story, Reels, Shorts | 1080 × 1920 |
| YouTube thumbnail | 1280 × 720 |
| YouTube channel banner | 2560 × 1440 |
| Facebook cover | 851 × 315 |
| X (Twitter) header | 1500 × 500 |
| LinkedIn banner | 1584 × 396 |
| Pinterest pin | 1000 × 1500 |
Platforms update their recommendations from time to time, so check the latest guidance for important campaigns.
Crop or fit?
Crop to fill fills the whole frame but cuts off the edges — use the position buttons to keep the important part. Fit with blurred background keeps the whole photo and fills the empty space with a blurred copy, a popular look for stories and reels.
Frequently asked questions
Will my photo lose quality?
The image is redrawn at the exact target size with high-quality smoothing. Starting from a photo at least as large as the target gives the sharpest result.
Are my photos uploaded?
No. Resizing happens on your device in the browser.