Are my images uploaded to a server?

No. All processing happens entirely in your browser. Nothing is uploaded to any server.

Does it support Instagram portrait feed layouts?

Yes. Output aspect ratios include 4:5 (portrait feed) and 1:1 (square), so you can compose with fewer unwanted grid and feed crops.

Carousel mode supports 2 to 10 slices (Instagram's max). Grid mode supports up to 6 × 6 = 36 cells.

Completely free and no signup required.

Split one image into up to 10 carousel posts

Your images are processed entirely in your browser

Drop an image or click to select

You can also paste from clipboard (Ctrl/Cmd+V)