Private browser processing

Image Splitter Online

Split one image into multiple pieces in your browser. If one pass is not enough, open any result and split it again without downloading and re-uploading.

Rows · Columns · Grid · Exact tile size
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Split preview

How to split an image

  1. 1

    Choose an image

    Choose the image you want to split.

  2. 2

    Choose a split

    Pick horizontal, vertical, grid or exact tile size, then check the blue cut lines.

  3. 3

    Generate pieces and split again if needed

    Create the pieces. If one piece still contains multiple panels, choose Split again and repeat.

  4. 4

    Download the result

    Download individual pieces or the current set as a ZIP.

Need more than one split?

For irregular images, split into larger pieces first → choose Split again on the piece that still needs work → split that piece again. Repeat as needed; no download and re-upload between steps.

Frequently asked questions

Which split mode should I use?

Use Horizontal for stacked rows, Vertical for side-by-side columns, Grid for equal rows and columns, and Exact tile size when every output needs a particular pixel width and height. Check the cut lines before creating files.

What happens when the image size does not divide evenly?

ViewerPix keeps the source pixels. With grid or row and column splits, edge pieces can differ by a pixel when the dimensions do not divide exactly. With Exact tile size, the final edge pieces can be smaller than the requested tile size.

Can I split a result again?

Yes. After generating pieces, choose Split again on any result. That piece becomes the current source and can be split again as many times as needed.

Can I go back after splitting a piece again?

Yes. Use Back one level to return to the previous source and its split settings.

Can I replace the source image after uploading?

Yes. Choose another image directly from the splitter workspace.

Is there a limit to the number of tiles?

Yes. ViewerPix prevents a single split from creating more than 400 tiles. Reduce the number of rows and columns or use a larger tile size when you reach that limit.

Which output format should I choose?

PNG is useful for text and transparency, JPG is useful for photos but fills transparency with white, and WebP can balance size and quality. The quality setting applies to JPG and WebP.

What is included when I download a ZIP?

The ZIP contains the pieces in the current split level. You can also download any piece individually, including a piece from an earlier or later split level.

Do I need to upload the image, and why can a file still fail?

No. Splitting, repeated splitting, and ZIP creation run locally in your browser. Very large images can exceed the browser limit of about 120 million pixels, and damaged or unsupported encodings can fail to open.

Private image splitting

ViewerPix processes the source image and creates tiles locally in your browser. The image is not uploaded to an application server.