Free Image Slicer - Split Long Images into Pieces Online
20 usesClick or drag a long image here
Supports JPG, PNG, WebP, GIF formats
px
Original size: — Estimated: pieces
Image Slicer Tips
By Height
Set a fixed pixel height for each piece - great for consistent sizing across multiple images
By Count
Specify how many pieces you want and the tool calculates the height automatically
Long Screenshots
Perfect for splitting long mobile screenshots or web page captures into shareable pieces
Smart Info
See the original image dimensions and estimated piece count before cutting
Frequently Asked Questions
What is the difference between height mode and count mode?
Height mode cuts the image at fixed pixel intervals (e.g., every 1000px). Count mode divides the image into a specific number of equal pieces.
What happens to the last piece if it is shorter?
In height mode, the last piece may be shorter than the specified height. The tool automatically handles this so no content is lost.
Can I split images horizontally instead of vertically?
This tool splits images vertically (top to bottom), which is the most common need for long screenshots and scrolling captures.
Does splitting a long image into smaller pieces improve website loading speed?
Yes, generally. When you split a very long image, web browsers can load these smaller image files progressively, rather than waiting for one large file to download completely. This can enhance perceived page speed and user experience, especially on mobile devices or slower connections. This free online image slicer helps you create optimized segments for faster website performance.
Does processing images in my browser ensure my files are kept private and secure?
Yes, absolutely. A key feature of this online Image Slicer is that all image processing occurs directly within your web browser. Your images are never uploaded to our servers. This design guarantees your files remain completely private and secure, as they never leave your device, offering maximum data privacy while you split your long images.
What image file types can I split using this free online image slicer?
Our free online Image Slicer supports all common image formats, including JPEG, PNG, GIF, and WebP. You can easily upload any of these popular file types to split your long images by height or by count. The tool processes your images directly in your browser, maintaining compatibility and quality across various formats without uploading them to a server.
Can I use this image slicer to prepare long images for Instagram carousels or other social media feeds?
Yes, absolutely! This free online image slicer is perfect for preparing long images, like tall screenshots or infographics, for social media. Splitting your long image into multiple manageable pieces allows you to create engaging Instagram carousels or break down content for Twitter/Facebook posts. Use 'count mode' to get an exact number of pieces for your feed, ensuring optimal display and better engagement. All processing happens in your browser, maintaining your privacy.
Does splitting long images with this free online tool reduce the quality or resolution of my original files?
No, this free online Image Slicer is designed to maintain the original quality and resolution of your images. Since all processing occurs directly within your browser, your files are not re-compressed or altered beyond the splitting operation. You get precisely cut pieces without any degradation, ensuring your high-resolution images, like long screenshots or infographics, remain sharp and clear after being split.
How to Slice Images
- Upload your long image by clicking the upload area or dragging and dropping
- Choose slice mode: by height (fixed pixel height) or by count (number of pieces)
- Adjust the height value or piece count as needed
- Preview all pieces in the grid, then click Download All to save them
Related Tools
Images are processed locally in your browser, never uploaded to any server.