Iterio: AI English Tutor

About this app

Iterio helps you improve English with a personalized AI tutor for Grammar and Speaking practice, lesson scores, and unlimited practice for every topic. Whether you want to strengthen the basics, speak more confidently, or work on more advanced structures, Iterio gives you a clear and guided way to improve step by step. Iterio is built with input from linguists and translators to make English practice more natural, structured, and effective. Choose your teacher, start with a short lesson, and keep practicing until the topic feels natural. What you get in Iterio: • Grammar mode – learn clearly with short explanations and guided exercises • Speaking mode – practice with your AI teacher through lessons that grow from everyday communication to advanced topics • 3D AI teachers – choose the teacher that fits you best • Lesson scores – see how you did after each lesson • Speaking scores – track performance across key speaking skills • Unlimited practice – keep training each topic until you reach mastery • Structured learning – follow a clear lesson path from beginner to advanced • Content library – access 90 Grammar lessons and 95 Speaking lessons Iterio is designed for learners who want a more personal, guided, and measurable way to improve their English. Subscription & Trial Iterio offers a 7-day free trial with subscription plans for 1 month, 3 months, and 12 months. Subscription details, billing terms, and renewal information are shown clearly in the app before purchase. Terms of use: https://roboteacher.app/terms_of_use.html Privacy policy: https://roboteacher.app/privacy_policy.html

Updated the subscription screen and made the plan options clearer.

Momentum comes from crawler snapshots for the tracked storefront. “Viral growth signal” means unusually fast recent rating gains; it is an indicator, not download data.

1. First observed Aug 31, 2026 · 9:05 PM Free