Mondly is the 'adult in the room' of language apps. While Duolingo relies on gamification and a slightly unhinged owl to keep you engaged, Mondly leans on a clean interface and practical, conversation-heavy lessons. It’s less of a game and more of a tool, which might make it slightly less 'sticky' for younger kids, but significantly more effective for someone actually wanting to speak a language.

The 2024 acquisition by Pearson has clearly leveled up the content, particularly for English learners. If you're tired of the 'infinite loop' feeling of other apps and want something that feels like a digital tutor, this is a solid pick—provided you're willing to pay for the subscription.