Offline accent coach finds each pronunciation error in under a second
The app listens to a word or sentence, separates it into individual sounds, and grades each sound as green, yellow, or red in under a second. If “th” sounds like “t,” it identifies what the learner actually produced and gives a concrete correction, such as placing the tongue between the teeth and releasing air gently. Missed sounds are added to a weak-spot list and practiced again until the learner gets each one right twice.
and pronunciation analysis run entirely on the phone, so there is no server delay and the app works in . Recordings never leave the device, which gives privacy-conscious or shy learners more control over their voice data. One lesson is free each day without signup, and the app is available on iOS and Android.
Its speech system uses and .
Key points
- Each spoken sound receives a color score in under a second.
- The app identifies the sound it heard and offers a physical correction.
- Missed sounds enter a weak-spot list and repeat until mastered twice.
- All analysis stays on the phone and works without internet access.
- People can take one free daily lesson without creating an account.