Merlin vs Replika
Merlin and Replika are both Conversational AI 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 | Merlin | Replika |
|---|---|---|
| Vendor | Merlin AI | Replika |
| Rating | ★ 4.4 | ★ 4.2 |
| Pricing | Freemium | Freemium |
| Platforms | Web, Extension, iOS, Android | iOS, Android, Web |
| Key features | Multi-model chat, Page & video summaries, Translation tools | Persistent companion memory, Roleplay & personality growth, Voice calls & AR |
| Headquarters | San Francisco, USA | San Francisco, USA |
| Founded | 2022 | 2017 |
| Open source | No | No |
Key differences
- Merlin has a higher user rating (4.4★ vs 4.2★).
- Both Merlin and Replika use a Freemium model.
- Merlin runs on Web, Extension, iOS, Android; Replika runs on iOS, Android, Web.
Frequently asked questions
Is Merlin or Replika better?
By user rating, Merlin scores higher (4.4★ vs 4.2★). Both are capable Conversational AI tools, so review the feature comparison for your use case.
Which is cheaper, Merlin or Replika?
Both Merlin and Replika use a Freemium pricing model.
Are Merlin and Replika open source?
No — neither Merlin nor Replika is open source.