Korean Accent in English: Common Pronunciation Problems and How to Fix Them
A Korean accent in English comes from the Korean sound system. Learn the common pronunciation problems and how to train each American sound.
Chinese Accent in English: Common Pronunciation Problems and How to Fix Them
A Chinese accent in English comes from the Mandarin sound system. Learn the common pronunciation problems and how to train each American sound.
Nigerian Accent in English: Common Pronunciation Problems and How to Fix Them
A Nigerian accent in English comes from the Nigerian English sound system. Learn the common pronunciation problems and how to train each American sound.
Filipino Accent in English: Common Pronunciation Problems and How to Fix Them
A Filipino accent in English comes from the Filipino sound system. Learn the common pronunciation problems and how to train each American sound.
How to Reduce a Foreign Accent as an Adult

How adults reduce a foreign accent in English: train each sound consciously, then stress, rhythm and intonation, with structured practice and feedback.
How Long Does It Take to Learn an American Accent?

How long American accent training takes, with real before-and-after timelines from students of Prof. Alex, Ph.D. Accent Coach, and what speeds progress up.
The Research Behind InPronunci: Why Active and Interactive Learning Works
InPronunci is a research-based American accent training app built on Prof. Alex’s doctoral research: students who actively take part in learning significantly outperformed students in traditional instruction.
Are AI Pronunciation Feedback Apps Worth Paying For?
Are AI pronunciation apps worth paying for? What research says about AI feedback, 5 checks before you pay, 2026 prices, and how to test an app first.
Arabic Accent in English: Common Pronunciation Problems and How to Fix Them
Why Arabic speakers have an accent in English, the 11 most common pronunciation problems, practice word pairs, and the best American accent training app for Arabic speakers.
Vietnamese Accent in English: Common Pronunciation Problems and How to Fix Them
Why Vietnamese speakers have an accent in English, the 11 most common pronunciation problems, practice exercises, and the best American accent training app for Vietnamese speakers.