Photoshare, is your way to share your photo story. The Photoshare theme is a photography photo-sharing WordPress theme that encourages users to upload a photo and a story with it. For all posts, you can enable the “download” button so your users can download the photo added by you or by your users.

Demo: https://themeforest.net/item/photoshare-blog-story-photos-download-wordpress-theme/51795393