Clay vs Duolingo
Clay and Duolingo 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 | Clay | Duolingo |
|---|---|---|
| Vendor | Clay | Duolingo |
| Rating | ★ 4.6 | ★ 4.6 |
| Pricing | Paid | Freemium |
| Platforms | Web, API | Web, iOS, Android |
| Key features | Claygent AI web researcher, 100+ data-source enrichments, AI personalized outreach at scale | 40+ language courses, Gamified streaks & leagues, Duolingo Max: AI roleplay conversations |
| Headquarters | New York, USA | Pittsburgh, USA |
| Founded | 2017 | 2011 |
| Open source | No | No |
Key differences
- Clay and Duolingo share the same user rating (4.6★).
- Clay is Paid, while Duolingo is Freemium.
- Clay runs on Web, API; Duolingo runs on Web, iOS, Android.
Frequently asked questions
Is Clay or Duolingo better?
Clay and Duolingo are rated equally (4.6★) by users, so the better choice depends on your needs — see the feature and platform comparison above.
Which is cheaper, Clay or Duolingo?
Clay is Paid and Duolingo is Freemium. Check each product page for current plan details.
Are Clay and Duolingo open source?
No — neither Clay nor Duolingo is open source.