Best mellow alternatives: apps like mellow: AI Language Practice

SUDA - Daily AI English Calls

Speaking & conversation daily

Free

Practice English conversation daily with an AI that calls you. Engage in real-time dialogues, review missed phrases with subtitles, and build speaking habits naturally by simply answering the phone. Connect with friends for group practice and receive personalized feedback.

오답노트AI - 수학 문제풀이·오답정리·AI튜터

문제 찍으면 AI가 정리·해설·유사문제·시험지까지.

Free

This app uses AI to automatically create personalized study notes and practice tests from your incorrect answers. Simply photograph your mistakes, and the AI will transcribe them, organize them by subject, and generate similar problems for further practice. It also offers an AI tutor for instant help and tracks your progress with weekly reports.

Koddies: AI Korean Friend Chat

Speaking Practice & Lessons

Free

Practice Korean conversation with an AI friend who remembers your interests and goals. Engage in daily chats to improve speaking fluency and cultural understanding, moving beyond textbook learning.