Created by Adobe Air, you can use it on Windows, Mac and Linux.
To upload a file you just have to drag and drop it into the program. Once the file is loaded, you can share it with all your followers.
You can upload files up to 50MB in size without any overall storage limits or expiration dates.
You don't need to be signed into Twitter in order to store files; you can simply leave the stored file to link to later.
To use FileSocial Uploader you must have a working Twitter account.