American Accent Training App
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Prof. Alex
2D Sound Motion Technology, created by Prof. Alex, Ph.D. Accent Coach, Doctor of Education, and professional linguist, is an advanced articulation training tool that corrects, develops, and trains each American sound through 2D video simulation.
Its Interactive Visual 2D Sound Simulators train your tongue, lips, jaw, teeth, airflow, and voice: you articulate together with the 2D mouth movement, speak each sound out loud, and repeat until the articulation is correct and automatic.

Prof. Alex
2D Sound Motion Technology, created by Prof. Alex, Ph.D. Accent Coach, Doctor of Education, and professional linguist, is an advanced articulation training tool that corrects, develops, and trains each American sound through 2D video simulation.
Its Interactive Visual 2D Sound Simulators train your tongue, lips, jaw, teeth, airflow, and voice: you articulate together with the 2D mouth movement, speak each sound out loud, and repeat until the articulation is correct and automatic.
Interactive Visual 2D Sound Simulators train your speech organs to pronounce each American sound correctly.
Pronunci Instructions from Prof. Alex guide you step by step through each American sound.
Phonetic exercises, sentences, and paragraph practice improve American pronunciation, speaking, and listening skills.
become a better version of yourself today!
become a better version of yourself today!
The AI Accent Coach evaluates your speech as you speak: American pronunciation, sound accuracy, intonation, melody, rhythm, connected speech, and sentence flow, not just one word or one isolated sound.
The Your Coach vs. My Pronunci Pronunciation Comparison Tool lets you compare your recording with the native-speaker model, notice the differences, and adjust your pronunciation and intonation consciously.
Evaluation Mode breaks words down into sounds with articulation details for each sound, so you know exactly what to fix next, at two levels: Intermediate and Advanced.
Evaluation Mode breaks words down into sounds with articulation details for each sound, so you know exactly what to fix next, at two levels: Intermediate and Advanced.
The AI Accent Coach evaluates your speech as you speak: American pronunciation, sound accuracy, intonation, melody, rhythm, connected speech, and sentence flow, not just one word or one isolated sound.
The Your Coach vs. My Pronunci Pronunciation Comparison Tool lets you compare your recording with the native-speaker model, notice the differences, and adjust your pronunciation and intonation consciously.
Evaluation Mode breaks words down into sounds with articulation details for each sound, so you know exactly what to fix next, at two levels: Intermediate and Advanced.
Teaching Accurate American Pronunciation
Practice Mode for Fluent American Accent
Evaluation Mode for Building Confidence in Speaking English
Teaching Accurate American Pronunciation
Practice Mode for Fluent American Accent
Evaluation Mode for Building Confidence in Speaking English
Pronunci Instructions from Prof. Alex
This guide provides instructions on phonetic exercises to improve your pronunciation of American
English sounds. By addressing common mistakes, you will enhance your clarity and communication
skills.
It also provides detailed instructions on how to develop American intonation, including pitch
variations that contribute to natural speech flow, as well as rhythm, stress patterns, and timing
for a more authentic accent.
Additionally, the guide covers the melodic qualities of the language, essential for expressing
emotions and nuances in conversation.
With targeted practice, you will develop greater fluency and confidence in American English
pronunciation.
Your 2D & AI-Powered American Accent Coach
“InPronunci” is a groundbreaking, science-based application that combines AI technology with 2D Sound Motion Technology (SMT) to help you master American pronunciation like never before.
Developed by Prof. Alex, InPronunci includes an Interactive Visual 2D Sound Simulator for each American English sound. The simulators train your speech organs to produce each sound correctly, and real-time AI Accent Coach evaluation shows you what to fix next.
Choose the Right AI Level of Evaluation
Select your AI level based on your current experience and goals.
Intermediate Level – Recommended for those who have never worked on their accent before or have not received speech therapy. This is ideal if you're just beginning your journey toward clearer, more natural American pronunciation.
Advanced Level – Designed for individuals who grew up in the U.S. or already have a high level of fluency and pronunciation. This level is perfect for those looking to fine-tune their speech or completely eliminate any remaining traces of an accent.
Note: A consultation with Prof. Alex is recommended before enrolling in the Advanced Program to ensure it's the right fit for your needs.
It is possible to sound closer to American English with the right method!
Russian Speaker
Russian Speaker