How to Make a Seamless Instagram Carousel
The exact canvas size for a two to ten panel carousel, where visible seams come from, and how to cut one wide image into slides that join perfectly.
Instagram guides
Plain-English guides on engagement, sizing, captions and growth — written to be checked, not believed. Every claim that can be verified links to where it came from, and every number you can work out yourself has a free browser-based tool attached.
Instagram Image Sizes and Aspect Ratios: The Complete Spec
Every Instagram image and video dimension in one table, plus what actually happens to files that fall outside the feed's accepted aspect ratio window.