Duolingo
8.5#7 in language learning appsFree planFree planAndroidiOSWebmacOS
VisitDuolingo vs OATutor
What both publish
| Fact | Duolingo | OATutor |
|---|---|---|
| Deployment | cloud, mobile | OATutor can be deployed without a backend server, and its codebase is available on GitHub for customization and deployment. |
Duolingo plans
- Free planFree
- Free trialFree
OATutor plans
No prices published.
Pick Duolingo if…
Duolingo suits learners who want short, adaptive lessons across language, chess, or math subjects. Its listed language tools may also suit people seeking practice in multiple skills, including speech and offline lessons.
Pick OATutor if…
OATutor suits teachers delivering adaptive practice, students using guided problem solving, and researchers studying intelligent tutoring systems. It also fits self-hosted deployments and Canvas-based courses.