
Langua
8.9#2 in language learning appsFree planFree planAndroidiOSWebmacOS
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| Fact | Langua | Sotto |
|---|---|---|
| Free plan | Yes | Yes |
| Mobile apps | Yes | Yes |
| Personalized review | Yes | Yes |
| Product | Langua is an AI language tutor for conversation practice, available 24/7 with instant feedback. | Sotto is open-source, self-hosted language-learning software built around CEFR courses and private language practice. |
Langua suits learners who want guided speaking practice, feedback, and vocabulary review across web and mobile. It is intended for people aged 13 and older; users aged 13–17 need parental or guardian permission.
Sotto suits language learners who want CEFR structure and private rehearsal before speaking with others. It may appeal to learners comfortable self-hosting and configuring their own AI and speech providers.