Question: I need a language learning service that's affordable and convenient, with flexible practice schedules.

Teacher AI offers a 24/7 personalized speaking experience at a lower cost than a human teacher. It covers 25 languages, including Arabic, Chinese and Japanese, with progress tracking and bilingual teachers. It's a pay-as-you-go service with unlimited use, and you can choose from a variety of pricing plans. That's good for people who want to practice regularly.

Another option is Praktika, which uses Avatar Tutors powered by AI for automated 1-1 tutoring. It offers live conversations, immediate feedback and progress tracking that adapts to the student's needs. With more than 1,000 lessons and a nonjudgmental learning environment, Praktika is a cheaper alternative to traditional tutoring.

Kansei offers a different kind of language learning experience with AI chat companions that have a conversational style. It offers immediate feedback and a personalized experience based on the learner's level and interests. Kansei is available through a subscription service starting at $4.99 per month, and you can use it as much or as little as you need.

For natural-sounding speech practice, Gliglish uses AI to help learners improve their speaking and listening skills. It offers features like multilingual speech recognition, grammar and pronunciation feedback and the ability to slow down or speed up audio. Gliglish is good for beginners and advanced learners, and its flexible pricing plans mean you can easily fit it into your daily routine.