Choose from many photo sizes, iPhone resolution to wide and HD, including full size image. See it larger for more details:
Different image sizes (resolution): 299 × 700 / 655 × 1536 / 873 × 2048 / 100 × 100 / 200 × 200 / 205 × 480 / 299 × 700 / 682 × 1600 / 150 × 150 / 972 × 2279