Free Online Long Image Creator — Combine Images Vertically or Horizontally
Create long scrolling images with our free online long image creator. Stack multiple images vertically or horizontally into a single continuous image with adjustable spacing. Whether you're stitching together screenshots for documentation, creating panoramic photo strips, combining graphics for social media carousel posts, or joining images for a presentation, our tool handles it instantly. All processing happens locally in your browser — your images never leave your device.
Upload 2 or more images. They will be combined in the order they appear.
Choose vertical or horizontal stacking direction and adjust the gap between images.
Preview your long image and download it as a high-quality PNG when you're satisfied.
Tips for Creating Great Long Images
- For clean screenshots stitching, use images with the same width. Vertical stacking with 0-2px gap creates a seamless look.
- For social media carousel posts, use images with consistent dimensions to avoid uneven whitespace when stacking.
- Use horizontal stacking to create panoramic-style strips from sequential landscape photos.
Frequently Asked Questions — Long Image Creator
Is the long image creator free?
Yes, completely free. No registration, no hidden charges, no watermarks, and no file size limits. All processing happens locally in your browser.
How many images can I combine?
You can upload between 2 and 99 images. The tool stacks them in the order they appear in the upload area. You can drag to reorder before generating.
What is the maximum output size?
The total output canvas is limited to 50 megapixels (50,000,000 pixels) for reliable browser performance. If your combined image exceeds this limit, dimensions will be automatically scaled down proportionally.
What image formats are supported?
All common image formats are supported: JPG, PNG, WebP, BMP, GIF, AVIF, and more. The downloaded result is saved as PNG to preserve quality.
Can I reorder the images?
Yes. The upload area shows your images in the order they will be combined. You can drag to reorder them before generating the long image.
What background color does the long image use?
The output uses a white background by default. If images have different dimensions, the alignment space will appear as white areas.
Can I combine images of different sizes?
Yes, images of different sizes can be combined. For vertical stacking, the output width matches the widest image and narrower images are centered. For horizontal stacking, the output height matches the tallest image.