Snapchat size guide
Snapchat design such as story, geofilter, and ad follows the same dimension. The size (dimension) should be 1080 pixels · Height: 1920 pixels.
Snapchat design format guide
Snapchat story, geofilter or ad should be JPG or PNG file with high resolution, for images with a logo or text, it might be best as a PNG file.
Why your Snapchat story, Geofilter or Ad matters
Snapchat story, geofilter, or Ad is a small but significant tool when it comes to promoting your business, services, or your personal brand. All the features will help you to get the best from your Snapchat game.