Duolingo vs SuperMemo
Duolingo and SuperMemo are both Productivity tools in our directory. This side-by-side comparison covers pricing, user ratings, supported platforms, key features and open-source status so you can decide which one fits your needs.
Side-by-side comparison
| Attribute | Duolingo | SuperMemo |
|---|---|---|
| Vendor | Duolingo | SuperMemo World |
| Rating | ★ 4.6 | ★ 4.4 |
| Pricing | Freemium | Paid |
| Platforms | Web, iOS, Android | Windows, Web |
| Key features | 40+ language courses, Gamified streaks & leagues, Duolingo Max: AI roleplay conversations | Original SRS, Incremental reading, Windows-first |
| Headquarters | Pittsburgh, USA | Poland |
| Founded | 2011 | 1987 |
| Open source | No | No |
Key differences
- Duolingo has a higher user rating (4.6★ vs 4.4★).
- Duolingo is Freemium, while SuperMemo is Paid.
- Duolingo runs on Web, iOS, Android; SuperMemo runs on Windows, Web.
Frequently asked questions
Is Duolingo or SuperMemo better?
By user rating, Duolingo scores higher (4.6★ vs 4.4★). Both are capable Productivity tools, so review the feature comparison for your use case.
Which is cheaper, Duolingo or SuperMemo?
Duolingo is Freemium and SuperMemo is Paid. Check each product page for current plan details.
Are Duolingo and SuperMemo open source?
No — neither Duolingo nor SuperMemo is open source.