LangAI is a good option, offering conversational practice in more than 20 languages. It offers real-time error correction, natural conversation and automatic transcription. With options like personalized responses based on your skill level and support for dozens of languages, it's a good all-purpose tool for language learners.
If you want to improve your speaking skills specifically, Talkio AI offers realistic conversations with AI tutors and supports more than 40 languages. It also has a pronunciation practice tool, interactive wordbook, streaks to track progress and real-time translations, so you can keep improving.