Tweet Tray - Tweet quickly from your desktop without any distractions.
Photofeeler - Choose your profile photos using hard data
Typefully - Write & publish great tweets, without distractions
Photo Analyzer - Photo Analyzer is an app that you can use to analyze the image and object in it, which can be in the form of text or image.
Minimal Twitter - A distraction-free browsing experience for the new Twitter
DATEnhance - upload a couple of pictures, and go on to rate others.