Duolingo vs Explainpaper
| Duolingo | Explainpaper | |
|---|---|---|
| Free plan | Yes | Yes |
| Free trial | Yes | Yes |
| Paid from | Free | $16/mo |
| Open source | No | No |
| Platforms | Android, iOS, macOS, Web | Web |
| Free plan | Yes | Yes |
| Mobile app coverage | No | — |
Both are listed in Best AI Study Tools. On Everything Xiaomi, Duolingo scores higher on our published basis.