Instagram - Instagram is a mobile, desktop, and Internet-based photo-sharing application and service that allows users to share pictures and videos either publicly, or privately to pre-approved followers.

Google Photos - All your photos are backed up safely, organized and labeled automatically, so you can find them fast, and share them how you like.

PixelFed - PixelFed is a federated image sharing platform, powered by the ActivityPub protocol.

Cleanz - Simple and beautiful way to clean up your photo library

Pixlr - Pixlr® makes it easy to transform everyday images into stunning works of art.

PhotoCopyThis - PhotoCopyThis is a simple yet powerful application that allows you to copy and share text from an image within a few clicks.