Privatter - Privatter is the easy way to share long texts and pictures set limit on your followers. You can post them by Sign in with Twitter account to this site.
Img.vision - Image hosting & video hosting for eCommerce sellers
Twishort - Twishort is a best Twitter app for writing longer tweets. Tweet more than 140 characters
UploadHouse - Thumbnail and resize your photos and images
Chirr App - Chirr App 💬 splits text into tweets and posts it as a thread
ImageVenue - ImageVenue is a great online hosting service that allows uploading pictures for showing creative works with a simple-to-use technique.