Airlearn vs Duolingo
| Airlearn | Duolingo | |
|---|---|---|
| Free plan | Yes | |
| Free trial | Yes | |
| Paid from | Free | |
| Platforms | iOS, Android | Android, iOS, macOS, Web |
| Free plan | Yes | Yes |
| Personalized review | Yes | Yes |
| Mobile apps | Yes | Yes |
| Languages offered | 12 | 40 |
| Offline lessons | Yes | |
| Speech practice | Yes | |
| Placement test | Yes | |
| Mobile app coverage | No |
Listed together in Best Language Learning Apps