PhotoGrid

PhotoGrid is the best tool to create stunning images for social media, like Instagram posts and stories, Facebook posts, banners and covers, YouTube thumbnails, and Pinterest collections. For its photos, use up to 300+ different collage templates and personalize your own scrapbook with freestyle pic stitches. Crop, rotate, resize, blur, and beautify your photos easily and frame your images in Instagram's 1:1 aspect ratio. 

For its video feature, you can combine photos and videos to make video grids. Users can also add music and other effects to videos to post on Instagram. Merge, trim videos, and apply video effects.