SplitX is a free online tool that splits images into grids for Instagram and Twitter. It creates 3x3 grids, seamless carousels, and Twitter banner layouts. All processing happens in your browser for complete privacy.

Is SplitX free to use?

Yes, SplitX is completely free. No credit card required, no hidden fees, and no watermarks on your images.

Do I need to create an account?

No account or signup is required. You can start splitting images immediately.

Yes, 100% private. All image processing happens locally in your browser. Your images are never uploaded to any server.

What image formats are supported?

SplitX supports JPG, PNG, and WebP formats. Output images are provided as high-quality PNG files.

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How to Post Vertical Photos on Twitter/X Without Cropping (2026 Guide)

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Choose your photo

Find a wide photo or artwork. If it's not wide, crop it to 2:1 first.

Drop it in SplitX

Upload to our homepage. Secure and private.

Pick 2x2 Grid

Select the 2x2 option. Preview the cuts to ensure faces aren't split awkwardly.

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Click to copy, then paste into your tweet body or alt text.

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