If you're looking for a Teacher AI alternative, Talkpal is a good choice. It's designed to offer interactive conversations, real-time feedback, and active listening exercises that adapt to your needs for speaking, listening, writing and pronunciation. It's available in more than 15 languages and has a variety of interactive features like roleplays and debates, and it offers a free plan with basic chat abilities for those who want to try it out.
Another good option is SpeakAI, which offers a personalized learning path and interactive lessons based on your needs. It's available in Chinese, English, Japanese and Spanish, and offers scenario-based lessons for conversational practice. It's got real-time grammar correction and a dialogue mode for conversing with virtual partners, and it's designed to help you improve your fluency.
LangAI is another option. It lets you practice conversing in more than 20 languages with immediate feedback. The service offers real-time error correction, natural conversations and automatic transcription, and it's good for conversational practice in everyday situations. You can use it for free with a daily limit on messages, or upgrade for unlimited use of the full service.
Last is SpeakPal, which offers interactive chat with AI language tutors in 28 languages. It's designed to be a full-fledged learning system with structured courses for beginners, intermediate and advanced learners. You can have real-time conversations and get immediate feedback, and it's designed to be flexible for language practice. It's available on a variety of pricing plans.