Crop Image to 21:9 Aspect Ratio
Crop one or more images to a locked 21:9 ultrawide ratio for cinematic banners, headers, wallpapers, and video graphics. Upload files, position the crop, and export the full batch.
JPG, PNG, GIF, BMP, WEBP. Select multiple images at once
Images never leave your device. All edits happen in your browser.
Controls
Upload a file to unlock these editing controls.
Selected Images 0
Popular Aspect Ratios
Click a ratio below to set it instantly, or type a custom ratio above and click Lock Ratio.
How to Crop to 21:9
- Upload one or more images
- Adjust the crop box locked to 21:9
- Download one cropped image or the whole batch all at once
Key Features
Batch Ratio Locking
Use preset ratios like 1:1, 4:3, 16:9, and 3:2, or enter a custom ratio, then bulk crop multiple images to that ratio all at once.
Locked Ratio Cropping
Keep the crop box locked to the chosen ratio while you resize and reposition it.
Print Ready Ratios
Use print-friendly ratios such as 3:2, 7:5, and 5:4 for common photo sizes.
Instant Results
Cropping runs in your browser so results are instant and your image stays on your device.
Frequently Asked Questions
Upload one or more images, adjust the crop box locked to 21:9 (2520:1080), then download one result or the full batch all at once.
It is the relationship between width and height. For example, 16:9 means 16 units wide for every 9 units high.
Yes. Turn off Lock cropper and each image will remember its own aspect-ratio crop while you move through the list.
Common choices are 1:1 or 4:5 for Instagram posts, 9:16 for stories and reels, 16:9 for YouTube thumbnails, and 3:1 for X headers.
Use 3:2 for 4x6 prints, 7:5 for 5x7, and 5:4 for 8x10. Match the print size ratio before downloading.
No. Cropping only removes outer areas. The remaining pixels keep their original quality.