Zotero is free, open-source software. It doesn't cost you anything to download and use.
The only costs associated with using Zotero relate to storage costs. When you sign up for a free, online Zotero account, you get a complimentary 300MB of online storage. Should you ever need to upgrade your storage, Zotero offers reasonably priced storage options.
You're a student. Your life is busy. You need Zotero because your time is valuable. Zotero saves time in several ways.
1. Ask a Library Assistant at the Reference Desk to show you how to setup and use Zotero.
2. Visit our Zotero Research Guide here. There are a host of videos that explain how to setup and use Zotero on this Research Guide.