| Cost |
Available free to IUB users in IUWare; individual purchase for other users |
Free to all, with costs for upgraded storage |
Free to all, with costs for upgraded storage |
Free to all, with costs for upgraded citation recommendation features |
| Operating Systems |
Mac, Windows, iOS |
N/A |
Mac, Windows, Linux, iOS |
iOS, Android |
| Web-Based? |
Yes, can sync with EndNote Web account |
Yes, web ONLY as of 2022 |
Yes, can sync with Zotero Web Library |
Yes, web and mobile app ONLY as of 2021 |
| Word-processor integration |
Microsoft Word (desktop version), Pages, Google Docs |
Microsoft Word (desktop version) |
Microsoft Word (desktop version), Google Docs, LibreOffice |
Microsoft Word, (desktop version and online), Google Docs |
| Free storage capacity |
Limited only by workstation capacity (with IU license) |
2 GB of free cloud storage; more with a paid subscription |
300 MB of free cloud storage; more with a paid subscription |
Limited only by size and number of PDFs in your library, citations not limited |
| Annotate and search full-text PDFs? |
Yes, integrated |
Yes, integrated |
Yes, integrated |
Yes, integrated |
| Archive web content |
No |
No |
Yes |
No |
| Collaboration |
Free sharing with other EndNote users |
Share references through public and private groups (Free Mendeley account required) |
Share references through public and private groups (Free Zotero account required) |
Share references through shared projects (Free SciWheel account required) |