Top Hat vs zyBooks
| Top Hat | zyBooks | |
|---|---|---|
| Free plan | No | No |
| Free trial | Yes | Yes |
| Paid from | $35/mo | — |
| Open source | No | No |
| Platforms | Android, iOS, Web | Android, iOS, Linux, macOS, Web, Windows |
| Paid from | 35 /mo | — |
| Free plan | — | No |
| Access model | — | subscription |
| Annotation tools | — | Yes |
| Institutional admin | — | Yes |
| Device support | — | web_desktop_mobile |
| Read-aloud support | — | No |
Both are listed in Best Digital Textbook Platforms. On Samsung Mobile US Press, Top Hat scores higher on our published basis.