Free Photo Collage Maker Online: Grid & 3x3 for Instagram
Make collages and 3×3 grids for social media for free, in your browser. No uploads.
Two modes: combine several photos into a collage with different layouts, or cut one photo into 9 equal parts to post a 3×3 grid on Instagram. Everything is processed on your device.
By VOV · Last updated: October 21, 2026
It will be cut into 9 equal parts (3×3). Post them in order from 1 to 9.
How it works
How it works: your photos are drawn to a browser canvas using the chosen layout. Collage mode merges them into a single image; grid mode slices the photo into 9 equal parts ready to post in order.
Use cases
- Build a collage with the 9 best vacation photos to share on Instagram this weekend
- Put together a mosaic of your baby's first-year photos as a gift for the grandparents
- Gather the photos from your company event into one collage for this month's internal newsletter
Frequently asked questions
Are my photos uploaded to any server?
No. The collage and grid are generated with canvas in your browser. Your photos never leave your device.
How do I post the 3×3 grid on Instagram?
Download the 9 parts and post them as a carousel in order from 1 to 9 (left to right, top to bottom). On your profile they will look like one big image.
What collage layouts are there?
Choose from 2, 3 or 4 photos in different layouts (side by side, one big + two small, 2×2 grid) and adjust spacing and background color.
What format is the download?
PNG, to keep maximum quality. If you need a lighter file, run it through our image compressor afterwards.