FileBucket is described as 'Outlook plugin allowing you to seamlessly send and receive large file attachments and to see when they have been downloaded' and is a Large File Transfer Service in the File Sharing category. There are more than 50 alternatives to FileBucket for a variety of platforms, including Online / Web-based, Windows, Mac, Android and iPhone. The best alternative is MEGA, which is free. Other great apps like FileBucket are Box (Freemium), WeTransfer (Freemium), FileTransfer.io (Freemium) and Tresorit Send (Free).
ElevateCDS is more than file-sharing. Upload files up to 2Gb's, perform bulk uploading, manage workflow, stay organized, store passwords, and more; all with your customized look and feel on a secure platform.
White label service for sending large files. Up'n'Link is an online service powered by an open source application, aimed at business/organizations who want a simple and truly customized solution for the (large) attachments problem. Free unlimited trial.
Secured Cloud Document Store with easy to integrate with any of your Applications. Develop a document management that will drive your business process and fuel best practices compliance and scale. Share files and documents with anyone from any device on a secured platform.