Opiq vs zyBooks
| Opiq | zyBooks | |
|---|---|---|
| Free plan | No | No |
| Free trial | No | Yes |
| Paid from | €1/mo | — |
| Open source | No | No |
| Platforms | Android, iOS, Web | Android, iOS, Linux, macOS, Web, Windows |
| Free plan | Yes | No |
| Access model | subscription | subscription |
| Annotation tools | Yes | Yes |
| Institutional admin | Yes | Yes |
| Device support | web_desktop_mobile | web_desktop_mobile |
| Read-aloud support | Yes | No |
Both are listed in Best Digital Textbook Platforms. On Everything Xiaomi, zyBooks scores higher on our published basis.