Sente is described as '6 is the next-generation academic reference manager. Sente helps you find, organize, review and cite the academic literature in your field, and it does it in ways that you have probably not thought possible before' and is an app in the News & Books category. There are more than 10 alternatives to Sente for a variety of platforms, including Online / Web-based, Windows, Mac, iPhone and Linux. The best alternative is Zotero, which is both free and Open Source. Other great apps like Sente are Qiqqa (Free, Open Source), Mendeley (Freemium), BibSonomy (Free, Open Source) and EndNote (Paid).
Zotero is a free, easy-to-use Firefox/Chrome extension or standalone program to help you collect, organize, manage, search and cite your research sources directly in your favourite word processor, with 300 MB free online storage.
Mendeley helps manage and share academic knowledge: Mendeley Desktop is free academic software (Windows, Mac, Linux) for organizing and sharing research papers and generating bibliographies with 1GB of free online storage to automatically back up and synchronize your library...
A handy, intuitive reference-managing tool. Citavi researches in over 4800 databases and catalogs, organizes and structures your literature, references, quotes and idea collections and assists you with your documentation or publication.
Bookends is a commercial reference management software package for Mac OS X that is used to manage bibliographies and references when writing essays and articles. Its target market is students, academics and professionals.
wizdom.ai (formerly colwiz) is a free and comprehensive research management software for researchers, academics and students. With the wizdom.ai android app, you can search, add and manage publications in your wizdom.ai library on the go. Sync instantly across wizdom.