AI + visual pronunciation training

2D Sound Motion Technology for Accent Reduction

See how American sounds are produced before you practice them. InPronunci uses 2D Sound Motion Technology and 2D Sound Simulators to make tongue, lips, jaw, and mouth movement easier to understand.

2D Sound Simulators Visual guidance for American sounds
AI Feedback Practice with clearer direction

Demo video

See how InPronunci teaches American sounds visually.

This demo section shows how 2D Sound Motion Technology can help learners see, understand, and practice American pronunciation instead of only reading sound descriptions.

24 American consonants
20 American vowels
30+ sound combinations

What it does

It turns pronunciation into something you can see.

Many learners are told to “listen and repeat,” but listening alone does not always show what the mouth is doing. 2D Sound Motion Technology gives learners a visual model of how American sounds are shaped.

The goal is simple: understand the movement first, then practice the sound with phonetic exercises, sentences, connected speech, and AI-supported feedback.

How learners practice

From understanding a sound to using it in real speech.

01

See the sound

Use a 2D Sound Simulator to understand what your tongue, lips, jaw, and mouth should do.

02

Repeat with guidance

Practice American consonants, vowels, and sound combinations with clear step-by-step support.

03

Use it in speech

Move from isolated sounds to words, sentences, rhythm, stress, intonation, and connected speech.

Animated InPronunci visual pronunciation example

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Why it matters

Accent reduction becomes easier when the sound is visible.

InPronunci is designed for learners who want more than repetition. The app helps learners connect what they hear with what they physically do when speaking.

  • Visual support for American consonants and vowels
  • AI pronunciation feedback for practice sessions
  • Human-guided instructions from Prof. Alex
  • Practice for rhythm, stress, intonation, and connected speech

FAQ

Questions about 2D Sound Motion Technology

What is 2D Sound Motion Technology?

It is a visual pronunciation method that shows how the speech organs move when producing American sounds.

How does it help with accent reduction?

It helps learners understand the physical movement behind each sound, then practice with exercises and feedback.

Is it part of the InPronunci app?

Yes. 2D Sound Motion Technology and 2D Sound Simulators are core features of InPronunci.

Who created the method?

It was created by Dr. Alex Obskov, Ph.D., a linguist and American accent coach.

Start practicing

Use InPronunci to see, understand, and practice American sounds.