Matissa - Matissa is free to use mobile application that quickly enhances your photos with a unique artistic touch.
Refined Twitter - A browser extension that improves the Twitter experience
PhotoCopyThis - PhotoCopyThis is a simple yet powerful application that allows you to copy and share text from an image within a few clicks.
Typefully - Write & publish great tweets, without distractions
Phonto - Text on Photos
Tweet Tray - Tweet quickly from your desktop without any distractions.